Home / 10,613.74-14,643.23-6,366.18

Finding the Fourth Proportional to 10,613.74, 14,643.23 and 6,366.18

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Solution

The fourth proportional to 10,613.74, 14,643.23 and 6,366.18 is: 8,783.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.74 : 14,643.23 = 6,366.18 : x
  2. Step 2: Convert to fraction form
    10,613.74/14,643.23 = 6,366.18/x
  3. Step 3: Cross multiply
    10,613.74x = 14,643.23 × 6,366.18
  4. Step 4: Simplify right side
    10,613.74x = 93,221,414.48
  5. Step 5: Solve for x
    x = 93,221,414.48/10,613.74
  6. Step 6: Final answer
    x = 8,783.09

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Half scale
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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.