Home / 9,343.17-12,886.28-5,986.30

Finding the Fourth Proportional to 9,343.17, 12,886.28 and 5,986.30

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Solution

The fourth proportional to 9,343.17, 12,886.28 and 5,986.30 is: 8,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.17 : 12,886.28 = 5,986.30 : x
  2. Step 2: Convert to fraction form
    9,343.17/12,886.28 = 5,986.30/x
  3. Step 3: Cross multiply
    9,343.17x = 12,886.28 × 5,986.30
  4. Step 4: Simplify right side
    9,343.17x = 77,141,058.57
  5. Step 5: Solve for x
    x = 77,141,058.57/9,343.17
  6. Step 6: Final answer
    x = 8,256.41

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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.