Home / 7,604.20-10,417.58-7,319.92

Finding the Fourth Proportional to 7,604.20, 10,417.58 and 7,319.92

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Solution

The fourth proportional to 7,604.20, 10,417.58 and 7,319.92 is: 10,028.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.20 : 10,417.58 = 7,319.92 : x
  2. Step 2: Convert to fraction form
    7,604.20/10,417.58 = 7,319.92/x
  3. Step 3: Cross multiply
    7,604.20x = 10,417.58 × 7,319.92
  4. Step 4: Simplify right side
    7,604.20x = 76,255,896.54
  5. Step 5: Solve for x
    x = 76,255,896.54/7,604.20
  6. Step 6: Final answer
    x = 10,028.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.