Home / 7,549.08-11,318.16-5,077.76

Finding the Fourth Proportional to 7,549.08, 11,318.16 and 5,077.76

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Solution

The fourth proportional to 7,549.08, 11,318.16 and 5,077.76 is: 7,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.08 : 11,318.16 = 5,077.76 : x
  2. Step 2: Convert to fraction form
    7,549.08/11,318.16 = 5,077.76/x
  3. Step 3: Cross multiply
    7,549.08x = 11,318.16 × 5,077.76
  4. Step 4: Simplify right side
    7,549.08x = 57,470,900.12
  5. Step 5: Solve for x
    x = 57,470,900.12/7,549.08
  6. Step 6: Final answer
    x = 7,612.97

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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.