Home / 3,340.12-5,011.14-1,000.30

Finding the Fourth Proportional to 3,340.12, 5,011.14 and 1,000.30

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Solution

The fourth proportional to 3,340.12, 5,011.14 and 1,000.30 is: 1,500.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.12 : 5,011.14 = 1,000.30 : x
  2. Step 2: Convert to fraction form
    3,340.12/5,011.14 = 1,000.30/x
  3. Step 3: Cross multiply
    3,340.12x = 5,011.14 × 1,000.30
  4. Step 4: Simplify right side
    3,340.12x = 5,012,643.34
  5. Step 5: Solve for x
    x = 5,012,643.34/3,340.12
  6. Step 6: Final answer
    x = 1,500.74

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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.