Home / 4,101.60-6,154.08-2,155.52

Finding the Fourth Proportional to 4,101.60, 6,154.08 and 2,155.52

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Solution

The fourth proportional to 4,101.60, 6,154.08 and 2,155.52 is: 3,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.60 : 6,154.08 = 2,155.52 : x
  2. Step 2: Convert to fraction form
    4,101.60/6,154.08 = 2,155.52/x
  3. Step 3: Cross multiply
    4,101.60x = 6,154.08 × 2,155.52
  4. Step 4: Simplify right side
    4,101.60x = 13,265,242.52
  5. Step 5: Solve for x
    x = 13,265,242.52/4,101.60
  6. Step 6: Final answer
    x = 3,234.16

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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.