Home / 7,386.72-11,068.96-4,461.76

Finding the Fourth Proportional to 7,386.72, 11,068.96 and 4,461.76

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Solution

The fourth proportional to 7,386.72, 11,068.96 and 4,461.76 is: 6,685.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.72 : 11,068.96 = 4,461.76 : x
  2. Step 2: Convert to fraction form
    7,386.72/11,068.96 = 4,461.76/x
  3. Step 3: Cross multiply
    7,386.72x = 11,068.96 × 4,461.76
  4. Step 4: Simplify right side
    7,386.72x = 49,387,042.97
  5. Step 5: Solve for x
    x = 49,387,042.97/7,386.72
  6. Step 6: Final answer
    x = 6,685.92

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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.