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Finding the Fourth Proportional to 7,483.77, 11,225.70 and 3,101.16

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Solution

The fourth proportional to 7,483.77, 11,225.70 and 3,101.16 is: 4,651.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.77 : 11,225.70 = 3,101.16 : x
  2. Step 2: Convert to fraction form
    7,483.77/11,225.70 = 3,101.16/x
  3. Step 3: Cross multiply
    7,483.77x = 11,225.70 × 3,101.16
  4. Step 4: Simplify right side
    7,483.77x = 34,812,691.81
  5. Step 5: Solve for x
    x = 34,812,691.81/7,483.77
  6. Step 6: Final answer
    x = 4,651.76

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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.