Home / 4,432.86-6,646.55-1,658.10

Finding the Fourth Proportional to 4,432.86, 6,646.55 and 1,658.10

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Solution

The fourth proportional to 4,432.86, 6,646.55 and 1,658.10 is: 2,486.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.86 : 6,646.55 = 1,658.10 : x
  2. Step 2: Convert to fraction form
    4,432.86/6,646.55 = 1,658.10/x
  3. Step 3: Cross multiply
    4,432.86x = 6,646.55 × 1,658.10
  4. Step 4: Simplify right side
    4,432.86x = 11,020,636.26
  5. Step 5: Solve for x
    x = 11,020,636.26/4,432.86
  6. Step 6: Final answer
    x = 2,486.12

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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.