Home / 9,646.42-13,311.25-8,941.18

Finding the Fourth Proportional to 9,646.42, 13,311.25 and 8,941.18

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Solution

The fourth proportional to 9,646.42, 13,311.25 and 8,941.18 is: 12,338.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646.42 : 13,311.25 = 8,941.18 : x
  2. Step 2: Convert to fraction form
    9,646.42/13,311.25 = 8,941.18/x
  3. Step 3: Cross multiply
    9,646.42x = 13,311.25 × 8,941.18
  4. Step 4: Simplify right side
    9,646.42x = 119,018,282.28
  5. Step 5: Solve for x
    x = 119,018,282.28/9,646.42
  6. Step 6: Final answer
    x = 12,338.08

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.