Home / 9,767.91-13,476.55-5,989.19

Finding the Fourth Proportional to 9,767.91, 13,476.55 and 5,989.19

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Solution

The fourth proportional to 9,767.91, 13,476.55 and 5,989.19 is: 8,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767.91 : 13,476.55 = 5,989.19 : x
  2. Step 2: Convert to fraction form
    9,767.91/13,476.55 = 5,989.19/x
  3. Step 3: Cross multiply
    9,767.91x = 13,476.55 × 5,989.19
  4. Step 4: Simplify right side
    9,767.91x = 80,713,536.14
  5. Step 5: Solve for x
    x = 80,713,536.14/9,767.91
  6. Step 6: Final answer
    x = 8,263.13

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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.