Home / 4,294.12-6,441.13-2,420.15

Finding the Fourth Proportional to 4,294.12, 6,441.13 and 2,420.15

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Solution

The fourth proportional to 4,294.12, 6,441.13 and 2,420.15 is: 3,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.12 : 6,441.13 = 2,420.15 : x
  2. Step 2: Convert to fraction form
    4,294.12/6,441.13 = 2,420.15/x
  3. Step 3: Cross multiply
    4,294.12x = 6,441.13 × 2,420.15
  4. Step 4: Simplify right side
    4,294.12x = 15,588,486.67
  5. Step 5: Solve for x
    x = 15,588,486.67/4,294.12
  6. Step 6: Final answer
    x = 3,630.20

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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.