Home / 7,279.56-10,041.30-5,184.36

Finding the Fourth Proportional to 7,279.56, 10,041.30 and 5,184.36

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Solution

The fourth proportional to 7,279.56, 10,041.30 and 5,184.36 is: 7,151.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.56 : 10,041.30 = 5,184.36 : x
  2. Step 2: Convert to fraction form
    7,279.56/10,041.30 = 5,184.36/x
  3. Step 3: Cross multiply
    7,279.56x = 10,041.30 × 5,184.36
  4. Step 4: Simplify right side
    7,279.56x = 52,057,714.07
  5. Step 5: Solve for x
    x = 52,057,714.07/7,279.56
  6. Step 6: Final answer
    x = 7,151.22

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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.