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Finding the Fourth Proportional to 9,953.16, 14,929.76 and 3,713.08

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Solution

The fourth proportional to 9,953.16, 14,929.76 and 3,713.08 is: 5,569.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953.16 : 14,929.76 = 3,713.08 : x
  2. Step 2: Convert to fraction form
    9,953.16/14,929.76 = 3,713.08/x
  3. Step 3: Cross multiply
    9,953.16x = 14,929.76 × 3,713.08
  4. Step 4: Simplify right side
    9,953.16x = 55,435,393.26
  5. Step 5: Solve for x
    x = 55,435,393.26/9,953.16
  6. Step 6: Final answer
    x = 5,569.63

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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.