Home / 9,322.22-12,862.54-6,805.70

Finding the Fourth Proportional to 9,322.22, 12,862.54 and 6,805.70

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Solution

The fourth proportional to 9,322.22, 12,862.54 and 6,805.70 is: 9,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.22 : 12,862.54 = 6,805.70 : x
  2. Step 2: Convert to fraction form
    9,322.22/12,862.54 = 6,805.70/x
  3. Step 3: Cross multiply
    9,322.22x = 12,862.54 × 6,805.70
  4. Step 4: Simplify right side
    9,322.22x = 87,538,588.48
  5. Step 5: Solve for x
    x = 87,538,588.48/9,322.22
  6. Step 6: Final answer
    x = 9,390.32

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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.