Home / 8,708.18-13,064.48-4,031.55

Finding the Fourth Proportional to 8,708.18, 13,064.48 and 4,031.55

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Solution

The fourth proportional to 8,708.18, 13,064.48 and 4,031.55 is: 6,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.18 : 13,064.48 = 4,031.55 : x
  2. Step 2: Convert to fraction form
    8,708.18/13,064.48 = 4,031.55/x
  3. Step 3: Cross multiply
    8,708.18x = 13,064.48 × 4,031.55
  4. Step 4: Simplify right side
    8,708.18x = 52,670,084.19
  5. Step 5: Solve for x
    x = 52,670,084.19/8,708.18
  6. Step 6: Final answer
    x = 6,048.35

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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.