Home / 4,281.12-6,421.68-3,740.04

Finding the Fourth Proportional to 4,281.12, 6,421.68 and 3,740.04

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Solution

The fourth proportional to 4,281.12, 6,421.68 and 3,740.04 is: 5,610.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.12 : 6,421.68 = 3,740.04 : x
  2. Step 2: Convert to fraction form
    4,281.12/6,421.68 = 3,740.04/x
  3. Step 3: Cross multiply
    4,281.12x = 6,421.68 × 3,740.04
  4. Step 4: Simplify right side
    4,281.12x = 24,017,340.07
  5. Step 5: Solve for x
    x = 24,017,340.07/4,281.12
  6. Step 6: Final answer
    x = 5,610.06

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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.