Home / 10,122.60-13,960.14-6,346.23

Finding the Fourth Proportional to 10,122.60, 13,960.14 and 6,346.23

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Solution

The fourth proportional to 10,122.60, 13,960.14 and 6,346.23 is: 8,752.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,122.60 : 13,960.14 = 6,346.23 : x
  2. Step 2: Convert to fraction form
    10,122.60/13,960.14 = 6,346.23/x
  3. Step 3: Cross multiply
    10,122.60x = 13,960.14 × 6,346.23
  4. Step 4: Simplify right side
    10,122.60x = 88,594,259.27
  5. Step 5: Solve for x
    x = 88,594,259.27/10,122.60
  6. Step 6: Final answer
    x = 8,752.12

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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.