Home / 10,059.60-13,880.10-6,079.92

Finding the Fourth Proportional to 10,059.60, 13,880.10 and 6,079.92

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Solution

The fourth proportional to 10,059.60, 13,880.10 and 6,079.92 is: 8,388.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,059.60 : 13,880.10 = 6,079.92 : x
  2. Step 2: Convert to fraction form
    10,059.60/13,880.10 = 6,079.92/x
  3. Step 3: Cross multiply
    10,059.60x = 13,880.10 × 6,079.92
  4. Step 4: Simplify right side
    10,059.60x = 84,389,897.59
  5. Step 5: Solve for x
    x = 84,389,897.59/10,059.60
  6. Step 6: Final answer
    x = 8,388.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.