Home / 10,923.03-15,073.21-6,885.18

Finding the Fourth Proportional to 10,923.03, 15,073.21 and 6,885.18

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Solution

The fourth proportional to 10,923.03, 15,073.21 and 6,885.18 is: 9,501.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.03 : 15,073.21 = 6,885.18 : x
  2. Step 2: Convert to fraction form
    10,923.03/15,073.21 = 6,885.18/x
  3. Step 3: Cross multiply
    10,923.03x = 15,073.21 × 6,885.18
  4. Step 4: Simplify right side
    10,923.03x = 103,781,764.03
  5. Step 5: Solve for x
    x = 103,781,764.03/10,923.03
  6. Step 6: Final answer
    x = 9,501.19

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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.