Home / 7,514.31-10,360.13-5,152.35

Finding the Fourth Proportional to 7,514.31, 10,360.13 and 5,152.35

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Solution

The fourth proportional to 7,514.31, 10,360.13 and 5,152.35 is: 7,103.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.31 : 10,360.13 = 5,152.35 : x
  2. Step 2: Convert to fraction form
    7,514.31/10,360.13 = 5,152.35/x
  3. Step 3: Cross multiply
    7,514.31x = 10,360.13 × 5,152.35
  4. Step 4: Simplify right side
    7,514.31x = 53,378,990.04
  5. Step 5: Solve for x
    x = 53,378,990.04/7,514.31
  6. Step 6: Final answer
    x = 7,103.64

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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.