Home / 7,256.57-10,013.30-4,272.23

Finding the Fourth Proportional to 7,256.57, 10,013.30 and 4,272.23

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Solution

The fourth proportional to 7,256.57, 10,013.30 and 4,272.23 is: 5,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.57 : 10,013.30 = 4,272.23 : x
  2. Step 2: Convert to fraction form
    7,256.57/10,013.30 = 4,272.23/x
  3. Step 3: Cross multiply
    7,256.57x = 10,013.30 × 4,272.23
  4. Step 4: Simplify right side
    7,256.57x = 42,779,049.23
  5. Step 5: Solve for x
    x = 42,779,049.23/7,256.57
  6. Step 6: Final answer
    x = 5,895.22

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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.