Home / 10,746.60-16,115.10-4,170.60

Finding the Fourth Proportional to 10,746.60, 16,115.10 and 4,170.60

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Solution

The fourth proportional to 10,746.60, 16,115.10 and 4,170.60 is: 6,254.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.60 : 16,115.10 = 4,170.60 : x
  2. Step 2: Convert to fraction form
    10,746.60/16,115.10 = 4,170.60/x
  3. Step 3: Cross multiply
    10,746.60x = 16,115.10 × 4,170.60
  4. Step 4: Simplify right side
    10,746.60x = 67,209,636.06
  5. Step 5: Solve for x
    x = 67,209,636.06/10,746.60
  6. Step 6: Final answer
    x = 6,254.04

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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.