Home / 5,098.92-7,648.28-1,401.13

Finding the Fourth Proportional to 5,098.92, 7,648.28 and 1,401.13

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Solution

The fourth proportional to 5,098.92, 7,648.28 and 1,401.13 is: 2,101.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.92 : 7,648.28 = 1,401.13 : x
  2. Step 2: Convert to fraction form
    5,098.92/7,648.28 = 1,401.13/x
  3. Step 3: Cross multiply
    5,098.92x = 7,648.28 × 1,401.13
  4. Step 4: Simplify right side
    5,098.92x = 10,716,238.06
  5. Step 5: Solve for x
    x = 10,716,238.06/5,098.92
  6. Step 6: Final answer
    x = 2,101.67

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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.