Home / 5,437.09-7,502.88-3,079.18

Finding the Fourth Proportional to 5,437.09, 7,502.88 and 3,079.18

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Solution

The fourth proportional to 5,437.09, 7,502.88 and 3,079.18 is: 4,249.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.09 : 7,502.88 = 3,079.18 : x
  2. Step 2: Convert to fraction form
    5,437.09/7,502.88 = 3,079.18/x
  3. Step 3: Cross multiply
    5,437.09x = 7,502.88 × 3,079.18
  4. Step 4: Simplify right side
    5,437.09x = 23,102,718.04
  5. Step 5: Solve for x
    x = 23,102,718.04/5,437.09
  6. Step 6: Final answer
    x = 4,249.10

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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.