Home / 7,660.24-10,572.28-4,677.81

Finding the Fourth Proportional to 7,660.24, 10,572.28 and 4,677.81

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Solution

The fourth proportional to 7,660.24, 10,572.28 and 4,677.81 is: 6,456.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.24 : 10,572.28 = 4,677.81 : x
  2. Step 2: Convert to fraction form
    7,660.24/10,572.28 = 4,677.81/x
  3. Step 3: Cross multiply
    7,660.24x = 10,572.28 × 4,677.81
  4. Step 4: Simplify right side
    7,660.24x = 49,455,117.11
  5. Step 5: Solve for x
    x = 49,455,117.11/7,660.24
  6. Step 6: Final answer
    x = 6,456.08

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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.