Home / 9,253.63-12,769.08-5,274.52

Finding the Fourth Proportional to 9,253.63, 12,769.08 and 5,274.52

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Solution

The fourth proportional to 9,253.63, 12,769.08 and 5,274.52 is: 7,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.63 : 12,769.08 = 5,274.52 : x
  2. Step 2: Convert to fraction form
    9,253.63/12,769.08 = 5,274.52/x
  3. Step 3: Cross multiply
    9,253.63x = 12,769.08 × 5,274.52
  4. Step 4: Simplify right side
    9,253.63x = 67,350,767.84
  5. Step 5: Solve for x
    x = 67,350,767.84/9,253.63
  6. Step 6: Final answer
    x = 7,278.31

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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.