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Finding the Fourth Proportional to 5,503.41, 7,605.63 and 4,507.11

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Solution

The fourth proportional to 5,503.41, 7,605.63 and 4,507.11 is: 6,228.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.41 : 7,605.63 = 4,507.11 : x
  2. Step 2: Convert to fraction form
    5,503.41/7,605.63 = 4,507.11/x
  3. Step 3: Cross multiply
    5,503.41x = 7,605.63 × 4,507.11
  4. Step 4: Simplify right side
    5,503.41x = 34,279,411.03
  5. Step 5: Solve for x
    x = 34,279,411.03/5,503.41
  6. Step 6: Final answer
    x = 6,228.76

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Half scale
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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.