Home / 6,143.10-9,214.64-1,526.10

Finding the Fourth Proportional to 6,143.10, 9,214.64 and 1,526.10

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Solution

The fourth proportional to 6,143.10, 9,214.64 and 1,526.10 is: 2,289.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.10 : 9,214.64 = 1,526.10 : x
  2. Step 2: Convert to fraction form
    6,143.10/9,214.64 = 1,526.10/x
  3. Step 3: Cross multiply
    6,143.10x = 9,214.64 × 1,526.10
  4. Step 4: Simplify right side
    6,143.10x = 14,062,462.10
  5. Step 5: Solve for x
    x = 14,062,462.10/6,143.10
  6. Step 6: Final answer
    x = 2,289.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.