Home / 5,357.83-7,393.56-2,999.92

Finding the Fourth Proportional to 5,357.83, 7,393.56 and 2,999.92

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Solution

The fourth proportional to 5,357.83, 7,393.56 and 2,999.92 is: 4,139.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.83 : 7,393.56 = 2,999.92 : x
  2. Step 2: Convert to fraction form
    5,357.83/7,393.56 = 2,999.92/x
  3. Step 3: Cross multiply
    5,357.83x = 7,393.56 × 2,999.92
  4. Step 4: Simplify right side
    5,357.83x = 22,180,088.52
  5. Step 5: Solve for x
    x = 22,180,088.52/5,357.83
  6. Step 6: Final answer
    x = 4,139.75

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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.