Home / 5,357.44-7,393.48-2,999.53

Finding the Fourth Proportional to 5,357.44, 7,393.48 and 2,999.53

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Solution

The fourth proportional to 5,357.44, 7,393.48 and 2,999.53 is: 4,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.44 : 7,393.48 = 2,999.53 : x
  2. Step 2: Convert to fraction form
    5,357.44/7,393.48 = 2,999.53/x
  3. Step 3: Cross multiply
    5,357.44x = 7,393.48 × 2,999.53
  4. Step 4: Simplify right side
    5,357.44x = 22,176,966.81
  5. Step 5: Solve for x
    x = 22,176,966.81/5,357.44
  6. Step 6: Final answer
    x = 4,139.47

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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.