Home / 9,054.18-12,481.66-6,357.18

Finding the Fourth Proportional to 9,054.18, 12,481.66 and 6,357.18

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Solution

The fourth proportional to 9,054.18, 12,481.66 and 6,357.18 is: 8,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054.18 : 12,481.66 = 6,357.18 : x
  2. Step 2: Convert to fraction form
    9,054.18/12,481.66 = 6,357.18/x
  3. Step 3: Cross multiply
    9,054.18x = 12,481.66 × 6,357.18
  4. Step 4: Simplify right side
    9,054.18x = 79,348,159.32
  5. Step 5: Solve for x
    x = 79,348,159.32/9,054.18
  6. Step 6: Final answer
    x = 8,763.70

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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.