Home / 9,267.18-12,780.48-6,755.16

Finding the Fourth Proportional to 9,267.18, 12,780.48 and 6,755.16

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Solution

The fourth proportional to 9,267.18, 12,780.48 and 6,755.16 is: 9,316.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.18 : 12,780.48 = 6,755.16 : x
  2. Step 2: Convert to fraction form
    9,267.18/12,780.48 = 6,755.16/x
  3. Step 3: Cross multiply
    9,267.18x = 12,780.48 × 6,755.16
  4. Step 4: Simplify right side
    9,267.18x = 86,334,187.28
  5. Step 5: Solve for x
    x = 86,334,187.28/9,267.18
  6. Step 6: Final answer
    x = 9,316.12

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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.