Home / 9,271.28-13,876.59-6,805.46

Finding the Fourth Proportional to 9,271.28, 13,876.59 and 6,805.46

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Solution

The fourth proportional to 9,271.28, 13,876.59 and 6,805.46 is: 10,185.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.28 : 13,876.59 = 6,805.46 : x
  2. Step 2: Convert to fraction form
    9,271.28/13,876.59 = 6,805.46/x
  3. Step 3: Cross multiply
    9,271.28x = 13,876.59 × 6,805.46
  4. Step 4: Simplify right side
    9,271.28x = 94,436,578.18
  5. Step 5: Solve for x
    x = 94,436,578.18/9,271.28
  6. Step 6: Final answer
    x = 10,185.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.