Home / 7,281.24-10,048.19-5,689.73

Finding the Fourth Proportional to 7,281.24, 10,048.19 and 5,689.73

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Solution

The fourth proportional to 7,281.24, 10,048.19 and 5,689.73 is: 7,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.24 : 10,048.19 = 5,689.73 : x
  2. Step 2: Convert to fraction form
    7,281.24/10,048.19 = 5,689.73/x
  3. Step 3: Cross multiply
    7,281.24x = 10,048.19 × 5,689.73
  4. Step 4: Simplify right side
    7,281.24x = 57,171,409.40
  5. Step 5: Solve for x
    x = 57,171,409.40/7,281.24
  6. Step 6: Final answer
    x = 7,851.88

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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.