Home / 7,572.24-10,424.16-6,243.84

Finding the Fourth Proportional to 7,572.24, 10,424.16 and 6,243.84

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Solution

The fourth proportional to 7,572.24, 10,424.16 and 6,243.84 is: 8,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.24 : 10,424.16 = 6,243.84 : x
  2. Step 2: Convert to fraction form
    7,572.24/10,424.16 = 6,243.84/x
  3. Step 3: Cross multiply
    7,572.24x = 10,424.16 × 6,243.84
  4. Step 4: Simplify right side
    7,572.24x = 65,086,787.17
  5. Step 5: Solve for x
    x = 65,086,787.17/7,572.24
  6. Step 6: Final answer
    x = 8,595.45

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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.