Home / 9,397.64-12,968.75-5,206.70

Finding the Fourth Proportional to 9,397.64, 12,968.75 and 5,206.70

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Solution

The fourth proportional to 9,397.64, 12,968.75 and 5,206.70 is: 7,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,397.64 : 12,968.75 = 5,206.70 : x
  2. Step 2: Convert to fraction form
    9,397.64/12,968.75 = 5,206.70/x
  3. Step 3: Cross multiply
    9,397.64x = 12,968.75 × 5,206.70
  4. Step 4: Simplify right side
    9,397.64x = 67,524,397.01
  5. Step 5: Solve for x
    x = 67,524,397.01/9,397.64
  6. Step 6: Final answer
    x = 7,185.25

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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.