Home / 10,537.18-15,797.45-7,240.48

Finding the Fourth Proportional to 10,537.18, 15,797.45 and 7,240.48

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Solution

The fourth proportional to 10,537.18, 15,797.45 and 7,240.48 is: 10,855.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.18 : 15,797.45 = 7,240.48 : x
  2. Step 2: Convert to fraction form
    10,537.18/15,797.45 = 7,240.48/x
  3. Step 3: Cross multiply
    10,537.18x = 15,797.45 × 7,240.48
  4. Step 4: Simplify right side
    10,537.18x = 114,381,120.78
  5. Step 5: Solve for x
    x = 114,381,120.78/10,537.18
  6. Step 6: Final answer
    x = 10,855.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.