Home / 9,429.24-13,014.68-5,449.77

Finding the Fourth Proportional to 9,429.24, 13,014.68 and 5,449.77

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Solution

The fourth proportional to 9,429.24, 13,014.68 and 5,449.77 is: 7,522.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.24 : 13,014.68 = 5,449.77 : x
  2. Step 2: Convert to fraction form
    9,429.24/13,014.68 = 5,449.77/x
  3. Step 3: Cross multiply
    9,429.24x = 13,014.68 × 5,449.77
  4. Step 4: Simplify right side
    9,429.24x = 70,927,058.78
  5. Step 5: Solve for x
    x = 70,927,058.78/9,429.24
  6. Step 6: Final answer
    x = 7,522.04

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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.