Home / 9,264.38-12,784.84-5,072.63

Finding the Fourth Proportional to 9,264.38, 12,784.84 and 5,072.63

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Solution

The fourth proportional to 9,264.38, 12,784.84 and 5,072.63 is: 7,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,264.38 : 12,784.84 = 5,072.63 : x
  2. Step 2: Convert to fraction form
    9,264.38/12,784.84 = 5,072.63/x
  3. Step 3: Cross multiply
    9,264.38x = 12,784.84 × 5,072.63
  4. Step 4: Simplify right side
    9,264.38x = 64,852,686.32
  5. Step 5: Solve for x
    x = 64,852,686.32/9,264.38
  6. Step 6: Final answer
    x = 7,000.22

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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.