Home / 4,302.20-6,453.30-1,705.13

Finding the Fourth Proportional to 4,302.20, 6,453.30 and 1,705.13

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Solution

The fourth proportional to 4,302.20, 6,453.30 and 1,705.13 is: 2,557.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.20 : 6,453.30 = 1,705.13 : x
  2. Step 2: Convert to fraction form
    4,302.20/6,453.30 = 1,705.13/x
  3. Step 3: Cross multiply
    4,302.20x = 6,453.30 × 1,705.13
  4. Step 4: Simplify right side
    4,302.20x = 11,003,715.43
  5. Step 5: Solve for x
    x = 11,003,715.43/4,302.20
  6. Step 6: Final answer
    x = 2,557.70

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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.