Home / 4,101.70-6,148.95-2,458.90

Finding the Fourth Proportional to 4,101.70, 6,148.95 and 2,458.90

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Solution

The fourth proportional to 4,101.70, 6,148.95 and 2,458.90 is: 3,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.70 : 6,148.95 = 2,458.90 : x
  2. Step 2: Convert to fraction form
    4,101.70/6,148.95 = 2,458.90/x
  3. Step 3: Cross multiply
    4,101.70x = 6,148.95 × 2,458.90
  4. Step 4: Simplify right side
    4,101.70x = 15,119,653.16
  5. Step 5: Solve for x
    x = 15,119,653.16/4,101.70
  6. Step 6: Final answer
    x = 3,686.19

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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.