Home / 4,390.18-6,587.70-4,059.70

Finding the Fourth Proportional to 4,390.18, 6,587.70 and 4,059.70

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Solution

The fourth proportional to 4,390.18, 6,587.70 and 4,059.70 is: 6,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.18 : 6,587.70 = 4,059.70 : x
  2. Step 2: Convert to fraction form
    4,390.18/6,587.70 = 4,059.70/x
  3. Step 3: Cross multiply
    4,390.18x = 6,587.70 × 4,059.70
  4. Step 4: Simplify right side
    4,390.18x = 26,744,085.69
  5. Step 5: Solve for x
    x = 26,744,085.69/4,390.18
  6. Step 6: Final answer
    x = 6,091.80

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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.