Home / 10,547.12-14,561.16-6,356.72

Finding the Fourth Proportional to 10,547.12, 14,561.16 and 6,356.72

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Solution

The fourth proportional to 10,547.12, 14,561.16 and 6,356.72 is: 8,775.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.12 : 14,561.16 = 6,356.72 : x
  2. Step 2: Convert to fraction form
    10,547.12/14,561.16 = 6,356.72/x
  3. Step 3: Cross multiply
    10,547.12x = 14,561.16 × 6,356.72
  4. Step 4: Simplify right side
    10,547.12x = 92,561,217.00
  5. Step 5: Solve for x
    x = 92,561,217.00/10,547.12
  6. Step 6: Final answer
    x = 8,775.97

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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.