Home / 3,154.90-4,733.13-1,074.89

Finding the Fourth Proportional to 3,154.90, 4,733.13 and 1,074.89

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Solution

The fourth proportional to 3,154.90, 4,733.13 and 1,074.89 is: 1,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.90 : 4,733.13 = 1,074.89 : x
  2. Step 2: Convert to fraction form
    3,154.90/4,733.13 = 1,074.89/x
  3. Step 3: Cross multiply
    3,154.90x = 4,733.13 × 1,074.89
  4. Step 4: Simplify right side
    3,154.90x = 5,087,594.11
  5. Step 5: Solve for x
    x = 5,087,594.11/3,154.90
  6. Step 6: Final answer
    x = 1,612.60

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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.