Home / 5,437.47-8,156.29-1,541.88

Finding the Fourth Proportional to 5,437.47, 8,156.29 and 1,541.88

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Solution

The fourth proportional to 5,437.47, 8,156.29 and 1,541.88 is: 2,312.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.47 : 8,156.29 = 1,541.88 : x
  2. Step 2: Convert to fraction form
    5,437.47/8,156.29 = 1,541.88/x
  3. Step 3: Cross multiply
    5,437.47x = 8,156.29 × 1,541.88
  4. Step 4: Simplify right side
    5,437.47x = 12,576,020.43
  5. Step 5: Solve for x
    x = 12,576,020.43/5,437.47
  6. Step 6: Final answer
    x = 2,312.84

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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.