Home / 7,514.37-11,271.56-2,894.13

Finding the Fourth Proportional to 7,514.37, 11,271.56 and 2,894.13

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Solution

The fourth proportional to 7,514.37, 11,271.56 and 2,894.13 is: 4,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.37 : 11,271.56 = 2,894.13 : x
  2. Step 2: Convert to fraction form
    7,514.37/11,271.56 = 2,894.13/x
  3. Step 3: Cross multiply
    7,514.37x = 11,271.56 × 2,894.13
  4. Step 4: Simplify right side
    7,514.37x = 32,621,345.47
  5. Step 5: Solve for x
    x = 32,621,345.47/7,514.37
  6. Step 6: Final answer
    x = 4,341.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.