Home / 9,965.34-14,929.98-7,176.92

Finding the Fourth Proportional to 9,965.34, 14,929.98 and 7,176.92

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Solution

The fourth proportional to 9,965.34, 14,929.98 and 7,176.92 is: 10,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965.34 : 14,929.98 = 7,176.92 : x
  2. Step 2: Convert to fraction form
    9,965.34/14,929.98 = 7,176.92/x
  3. Step 3: Cross multiply
    9,965.34x = 14,929.98 × 7,176.92
  4. Step 4: Simplify right side
    9,965.34x = 107,151,272.06
  5. Step 5: Solve for x
    x = 107,151,272.06/9,965.34
  6. Step 6: Final answer
    x = 10,752.40

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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.