Home / 9,717.77-13,412.65-6,180.29

Finding the Fourth Proportional to 9,717.77, 13,412.65 and 6,180.29

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Solution

The fourth proportional to 9,717.77, 13,412.65 and 6,180.29 is: 8,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.77 : 13,412.65 = 6,180.29 : x
  2. Step 2: Convert to fraction form
    9,717.77/13,412.65 = 6,180.29/x
  3. Step 3: Cross multiply
    9,717.77x = 13,412.65 × 6,180.29
  4. Step 4: Simplify right side
    9,717.77x = 82,894,066.67
  5. Step 5: Solve for x
    x = 82,894,066.67/9,717.77
  6. Step 6: Final answer
    x = 8,530.15

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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.