Home / 9,328.22-13,988.12-2,752.10

Finding the Fourth Proportional to 9,328.22, 13,988.12 and 2,752.10

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Solution

The fourth proportional to 9,328.22, 13,988.12 and 2,752.10 is: 4,126.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.22 : 13,988.12 = 2,752.10 : x
  2. Step 2: Convert to fraction form
    9,328.22/13,988.12 = 2,752.10/x
  3. Step 3: Cross multiply
    9,328.22x = 13,988.12 × 2,752.10
  4. Step 4: Simplify right side
    9,328.22x = 38,496,705.05
  5. Step 5: Solve for x
    x = 38,496,705.05/9,328.22
  6. Step 6: Final answer
    x = 4,126.91

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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.