Home / 4,294.87-6,441.12-1,521.18

Finding the Fourth Proportional to 4,294.87, 6,441.12 and 1,521.18

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Solution

The fourth proportional to 4,294.87, 6,441.12 and 1,521.18 is: 2,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.87 : 6,441.12 = 1,521.18 : x
  2. Step 2: Convert to fraction form
    4,294.87/6,441.12 = 1,521.18/x
  3. Step 3: Cross multiply
    4,294.87x = 6,441.12 × 1,521.18
  4. Step 4: Simplify right side
    4,294.87x = 9,798,102.92
  5. Step 5: Solve for x
    x = 9,798,102.92/4,294.87
  6. Step 6: Final answer
    x = 2,281.35

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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.