Home / 7,458.12-10,292.46-4,101.18

Finding the Fourth Proportional to 7,458.12, 10,292.46 and 4,101.18

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Solution

The fourth proportional to 7,458.12, 10,292.46 and 4,101.18 is: 5,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.12 : 10,292.46 = 4,101.18 : x
  2. Step 2: Convert to fraction form
    7,458.12/10,292.46 = 4,101.18/x
  3. Step 3: Cross multiply
    7,458.12x = 10,292.46 × 4,101.18
  4. Step 4: Simplify right side
    7,458.12x = 42,211,285.08
  5. Step 5: Solve for x
    x = 42,211,285.08/7,458.12
  6. Step 6: Final answer
    x = 5,659.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.