Home / 10,008.40-13,811.58-6,029.68

Finding the Fourth Proportional to 10,008.40, 13,811.58 and 6,029.68

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Solution

The fourth proportional to 10,008.40, 13,811.58 and 6,029.68 is: 8,320.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.40 : 13,811.58 = 6,029.68 : x
  2. Step 2: Convert to fraction form
    10,008.40/13,811.58 = 6,029.68/x
  3. Step 3: Cross multiply
    10,008.40x = 13,811.58 × 6,029.68
  4. Step 4: Simplify right side
    10,008.40x = 83,279,407.69
  5. Step 5: Solve for x
    x = 83,279,407.69/10,008.40
  6. Step 6: Final answer
    x = 8,320.95

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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.