Home / 7,385.49-11,079.59-4,460.31

Finding the Fourth Proportional to 7,385.49, 11,079.59 and 4,460.31

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Solution

The fourth proportional to 7,385.49, 11,079.59 and 4,460.31 is: 6,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.49 : 11,079.59 = 4,460.31 : x
  2. Step 2: Convert to fraction form
    7,385.49/11,079.59 = 4,460.31/x
  3. Step 3: Cross multiply
    7,385.49x = 11,079.59 × 4,460.31
  4. Step 4: Simplify right side
    7,385.49x = 49,418,383.77
  5. Step 5: Solve for x
    x = 49,418,383.77/7,385.49
  6. Step 6: Final answer
    x = 6,691.28

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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.