Home / 10,340.85-15,512.98-4,100.89

Finding the Fourth Proportional to 10,340.85, 15,512.98 and 4,100.89

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Solution

The fourth proportional to 10,340.85, 15,512.98 and 4,100.89 is: 6,152.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.85 : 15,512.98 = 4,100.89 : x
  2. Step 2: Convert to fraction form
    10,340.85/15,512.98 = 4,100.89/x
  3. Step 3: Cross multiply
    10,340.85x = 15,512.98 × 4,100.89
  4. Step 4: Simplify right side
    10,340.85x = 63,617,026.90
  5. Step 5: Solve for x
    x = 63,617,026.90/10,340.85
  6. Step 6: Final answer
    x = 6,152.01

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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.