Home / 9,366.44-12,926.96-5,387.45

Finding the Fourth Proportional to 9,366.44, 12,926.96 and 5,387.45

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Solution

The fourth proportional to 9,366.44, 12,926.96 and 5,387.45 is: 7,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366.44 : 12,926.96 = 5,387.45 : x
  2. Step 2: Convert to fraction form
    9,366.44/12,926.96 = 5,387.45/x
  3. Step 3: Cross multiply
    9,366.44x = 12,926.96 × 5,387.45
  4. Step 4: Simplify right side
    9,366.44x = 69,643,279.28
  5. Step 5: Solve for x
    x = 69,643,279.28/9,366.44
  6. Step 6: Final answer
    x = 7,435.41

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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.