Home / 9,697.06-13,382.75-5,718.95

Finding the Fourth Proportional to 9,697.06, 13,382.75 and 5,718.95

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Solution

The fourth proportional to 9,697.06, 13,382.75 and 5,718.95 is: 7,892.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,697.06 : 13,382.75 = 5,718.95 : x
  2. Step 2: Convert to fraction form
    9,697.06/13,382.75 = 5,718.95/x
  3. Step 3: Cross multiply
    9,697.06x = 13,382.75 × 5,718.95
  4. Step 4: Simplify right side
    9,697.06x = 76,535,278.11
  5. Step 5: Solve for x
    x = 76,535,278.11/9,697.06
  6. Step 6: Final answer
    x = 7,892.63

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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.