Home / 4,355.24-6,530.15-1,432.76

Finding the Fourth Proportional to 4,355.24, 6,530.15 and 1,432.76

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Solution

The fourth proportional to 4,355.24, 6,530.15 and 1,432.76 is: 2,148.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.24 : 6,530.15 = 1,432.76 : x
  2. Step 2: Convert to fraction form
    4,355.24/6,530.15 = 1,432.76/x
  3. Step 3: Cross multiply
    4,355.24x = 6,530.15 × 1,432.76
  4. Step 4: Simplify right side
    4,355.24x = 9,356,108.65
  5. Step 5: Solve for x
    x = 9,356,108.65/4,355.24
  6. Step 6: Final answer
    x = 2,148.24

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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.