Home / 10,333.59-15,498.93-3,405.75

Finding the Fourth Proportional to 10,333.59, 15,498.93 and 3,405.75

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Solution

The fourth proportional to 10,333.59, 15,498.93 and 3,405.75 is: 5,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,333.59 : 15,498.93 = 3,405.75 : x
  2. Step 2: Convert to fraction form
    10,333.59/15,498.93 = 3,405.75/x
  3. Step 3: Cross multiply
    10,333.59x = 15,498.93 × 3,405.75
  4. Step 4: Simplify right side
    10,333.59x = 52,785,480.85
  5. Step 5: Solve for x
    x = 52,785,480.85/10,333.59
  6. Step 6: Final answer
    x = 5,108.15

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1.5x scale

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.