Home / 3,113.60-4,670.30-1,033.70

Finding the Fourth Proportional to 3,113.60, 4,670.30 and 1,033.70

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Solution

The fourth proportional to 3,113.60, 4,670.30 and 1,033.70 is: 1,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.60 : 4,670.30 = 1,033.70 : x
  2. Step 2: Convert to fraction form
    3,113.60/4,670.30 = 1,033.70/x
  3. Step 3: Cross multiply
    3,113.60x = 4,670.30 × 1,033.70
  4. Step 4: Simplify right side
    3,113.60x = 4,827,689.11
  5. Step 5: Solve for x
    x = 4,827,689.11/3,113.60
  6. Step 6: Final answer
    x = 1,550.52

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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.