Home / 9,540.77-13,159.66-6,714.07

Finding the Fourth Proportional to 9,540.77, 13,159.66 and 6,714.07

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Solution

The fourth proportional to 9,540.77, 13,159.66 and 6,714.07 is: 9,260.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.77 : 13,159.66 = 6,714.07 : x
  2. Step 2: Convert to fraction form
    9,540.77/13,159.66 = 6,714.07/x
  3. Step 3: Cross multiply
    9,540.77x = 13,159.66 × 6,714.07
  4. Step 4: Simplify right side
    9,540.77x = 88,354,779.05
  5. Step 5: Solve for x
    x = 88,354,779.05/9,540.77
  6. Step 6: Final answer
    x = 9,260.76

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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.