Home / 3,013.54-4,519.18-1,038.61

Finding the Fourth Proportional to 3,013.54, 4,519.18 and 1,038.61

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Solution

The fourth proportional to 3,013.54, 4,519.18 and 1,038.61 is: 1,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.54 : 4,519.18 = 1,038.61 : x
  2. Step 2: Convert to fraction form
    3,013.54/4,519.18 = 1,038.61/x
  3. Step 3: Cross multiply
    3,013.54x = 4,519.18 × 1,038.61
  4. Step 4: Simplify right side
    3,013.54x = 4,693,674.24
  5. Step 5: Solve for x
    x = 4,693,674.24/3,013.54
  6. Step 6: Final answer
    x = 1,557.53

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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.