Home / 4,325.30-6,484.10-1,587.38

Finding the Fourth Proportional to 4,325.30, 6,484.10 and 1,587.38

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Solution

The fourth proportional to 4,325.30, 6,484.10 and 1,587.38 is: 2,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.30 : 6,484.10 = 1,587.38 : x
  2. Step 2: Convert to fraction form
    4,325.30/6,484.10 = 1,587.38/x
  3. Step 3: Cross multiply
    4,325.30x = 6,484.10 × 1,587.38
  4. Step 4: Simplify right side
    4,325.30x = 10,292,702.21
  5. Step 5: Solve for x
    x = 10,292,702.21/4,325.30
  6. Step 6: Final answer
    x = 2,379.65

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1.5x scale

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.