Home / 9,269.84-13,904.92-5,109.08

Finding the Fourth Proportional to 9,269.84, 13,904.92 and 5,109.08

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Solution

The fourth proportional to 9,269.84, 13,904.92 and 5,109.08 is: 7,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.84 : 13,904.92 = 5,109.08 : x
  2. Step 2: Convert to fraction form
    9,269.84/13,904.92 = 5,109.08/x
  3. Step 3: Cross multiply
    9,269.84x = 13,904.92 × 5,109.08
  4. Step 4: Simplify right side
    9,269.84x = 71,041,256.80
  5. Step 5: Solve for x
    x = 71,041,256.80/9,269.84
  6. Step 6: Final answer
    x = 7,663.70

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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.