Home / 7,417.74-10,238.76-4,276.02

Finding the Fourth Proportional to 7,417.74, 10,238.76 and 4,276.02

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Solution

The fourth proportional to 7,417.74, 10,238.76 and 4,276.02 is: 5,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.74 : 10,238.76 = 4,276.02 : x
  2. Step 2: Convert to fraction form
    7,417.74/10,238.76 = 4,276.02/x
  3. Step 3: Cross multiply
    7,417.74x = 10,238.76 × 4,276.02
  4. Step 4: Simplify right side
    7,417.74x = 43,781,142.54
  5. Step 5: Solve for x
    x = 43,781,142.54/7,417.74
  6. Step 6: Final answer
    x = 5,902.22

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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.