Home / 4,298.90-6,449.36-1,337.19

Finding the Fourth Proportional to 4,298.90, 6,449.36 and 1,337.19

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Solution

The fourth proportional to 4,298.90, 6,449.36 and 1,337.19 is: 2,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.90 : 6,449.36 = 1,337.19 : x
  2. Step 2: Convert to fraction form
    4,298.90/6,449.36 = 1,337.19/x
  3. Step 3: Cross multiply
    4,298.90x = 6,449.36 × 1,337.19
  4. Step 4: Simplify right side
    4,298.90x = 8,624,025.10
  5. Step 5: Solve for x
    x = 8,624,025.10/4,298.90
  6. Step 6: Final answer
    x = 2,006.10

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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.