Home / 5,342.94-7,373.52-2,985.30

Finding the Fourth Proportional to 5,342.94, 7,373.52 and 2,985.30

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Solution

The fourth proportional to 5,342.94, 7,373.52 and 2,985.30 is: 4,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.94 : 7,373.52 = 2,985.30 : x
  2. Step 2: Convert to fraction form
    5,342.94/7,373.52 = 2,985.30/x
  3. Step 3: Cross multiply
    5,342.94x = 7,373.52 × 2,985.30
  4. Step 4: Simplify right side
    5,342.94x = 22,012,169.26
  5. Step 5: Solve for x
    x = 22,012,169.26/5,342.94
  6. Step 6: Final answer
    x = 4,119.86

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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.