Home / 5,501.92-8,252.40-1,607.20

Finding the Fourth Proportional to 5,501.92, 8,252.40 and 1,607.20

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Solution

The fourth proportional to 5,501.92, 8,252.40 and 1,607.20 is: 2,410.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.92 : 8,252.40 = 1,607.20 : x
  2. Step 2: Convert to fraction form
    5,501.92/8,252.40 = 1,607.20/x
  3. Step 3: Cross multiply
    5,501.92x = 8,252.40 × 1,607.20
  4. Step 4: Simplify right side
    5,501.92x = 13,263,257.28
  5. Step 5: Solve for x
    x = 13,263,257.28/5,501.92
  6. Step 6: Final answer
    x = 2,410.66

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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.