Home / 5,601.30-8,401.98-1,903.92

Finding the Fourth Proportional to 5,601.30, 8,401.98 and 1,903.92

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Solution

The fourth proportional to 5,601.30, 8,401.98 and 1,903.92 is: 2,855.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.30 : 8,401.98 = 1,903.92 : x
  2. Step 2: Convert to fraction form
    5,601.30/8,401.98 = 1,903.92/x
  3. Step 3: Cross multiply
    5,601.30x = 8,401.98 × 1,903.92
  4. Step 4: Simplify right side
    5,601.30x = 15,996,697.76
  5. Step 5: Solve for x
    x = 15,996,697.76/5,601.30
  6. Step 6: Final answer
    x = 2,855.89

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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.