Home / 9,324.74-13,987.08-2,750.98

Finding the Fourth Proportional to 9,324.74, 13,987.08 and 2,750.98

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Solution

The fourth proportional to 9,324.74, 13,987.08 and 2,750.98 is: 4,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.74 : 13,987.08 = 2,750.98 : x
  2. Step 2: Convert to fraction form
    9,324.74/13,987.08 = 2,750.98/x
  3. Step 3: Cross multiply
    9,324.74x = 13,987.08 × 2,750.98
  4. Step 4: Simplify right side
    9,324.74x = 38,478,177.34
  5. Step 5: Solve for x
    x = 38,478,177.34/9,324.74
  6. Step 6: Final answer
    x = 4,126.46

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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.