Home / 5,607.32-8,411.36-1,658.52

Finding the Fourth Proportional to 5,607.32, 8,411.36 and 1,658.52

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Solution

The fourth proportional to 5,607.32, 8,411.36 and 1,658.52 is: 2,487.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.32 : 8,411.36 = 1,658.52 : x
  2. Step 2: Convert to fraction form
    5,607.32/8,411.36 = 1,658.52/x
  3. Step 3: Cross multiply
    5,607.32x = 8,411.36 × 1,658.52
  4. Step 4: Simplify right side
    5,607.32x = 13,950,408.79
  5. Step 5: Solve for x
    x = 13,950,408.79/5,607.32
  6. Step 6: Final answer
    x = 2,487.89

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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.