Home / 9,395.49-12,965.43-5,146.59

Finding the Fourth Proportional to 9,395.49, 12,965.43 and 5,146.59

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Solution

The fourth proportional to 9,395.49, 12,965.43 and 5,146.59 is: 7,102.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395.49 : 12,965.43 = 5,146.59 : x
  2. Step 2: Convert to fraction form
    9,395.49/12,965.43 = 5,146.59/x
  3. Step 3: Cross multiply
    9,395.49x = 12,965.43 × 5,146.59
  4. Step 4: Simplify right side
    9,395.49x = 66,727,743.02
  5. Step 5: Solve for x
    x = 66,727,743.02/9,395.49
  6. Step 6: Final answer
    x = 7,102.10

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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.