Home / 6,145.93-9,218.71-1,528.93

Finding the Fourth Proportional to 6,145.93, 9,218.71 and 1,528.93

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Solution

The fourth proportional to 6,145.93, 9,218.71 and 1,528.93 is: 2,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.93 : 9,218.71 = 1,528.93 : x
  2. Step 2: Convert to fraction form
    6,145.93/9,218.71 = 1,528.93/x
  3. Step 3: Cross multiply
    6,145.93x = 9,218.71 × 1,528.93
  4. Step 4: Simplify right side
    6,145.93x = 14,094,762.28
  5. Step 5: Solve for x
    x = 14,094,762.28/6,145.93
  6. Step 6: Final answer
    x = 2,293.35

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Double scale
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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.