Home / 5,342.60-7,371.32-2,984.48

Finding the Fourth Proportional to 5,342.60, 7,371.32 and 2,984.48

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Solution

The fourth proportional to 5,342.60, 7,371.32 and 2,984.48 is: 4,117.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.60 : 7,371.32 = 2,984.48 : x
  2. Step 2: Convert to fraction form
    5,342.60/7,371.32 = 2,984.48/x
  3. Step 3: Cross multiply
    5,342.60x = 7,371.32 × 2,984.48
  4. Step 4: Simplify right side
    5,342.60x = 21,999,557.11
  5. Step 5: Solve for x
    x = 21,999,557.11/5,342.60
  6. Step 6: Final answer
    x = 4,117.76

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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.