Home / 5,299.24-7,312.97-3,061.11

Finding the Fourth Proportional to 5,299.24, 7,312.97 and 3,061.11

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Solution

The fourth proportional to 5,299.24, 7,312.97 and 3,061.11 is: 4,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.24 : 7,312.97 = 3,061.11 : x
  2. Step 2: Convert to fraction form
    5,299.24/7,312.97 = 3,061.11/x
  3. Step 3: Cross multiply
    5,299.24x = 7,312.97 × 3,061.11
  4. Step 4: Simplify right side
    5,299.24x = 22,385,782.32
  5. Step 5: Solve for x
    x = 22,385,782.32/5,299.24
  6. Step 6: Final answer
    x = 4,224.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.