Home / 7,265.70-10,023.45-4,280.14

Finding the Fourth Proportional to 7,265.70, 10,023.45 and 4,280.14

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Solution

The fourth proportional to 7,265.70, 10,023.45 and 4,280.14 is: 5,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.70 : 10,023.45 = 4,280.14 : x
  2. Step 2: Convert to fraction form
    7,265.70/10,023.45 = 4,280.14/x
  3. Step 3: Cross multiply
    7,265.70x = 10,023.45 × 4,280.14
  4. Step 4: Simplify right side
    7,265.70x = 42,901,765.76
  5. Step 5: Solve for x
    x = 42,901,765.76/7,265.70
  6. Step 6: Final answer
    x = 5,904.70

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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.