Home / 5,342.94-7,373.26-2,985.12

Finding the Fourth Proportional to 5,342.94, 7,373.26 and 2,985.12

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Solution

The fourth proportional to 5,342.94, 7,373.26 and 2,985.12 is: 4,119.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.94 : 7,373.26 = 2,985.12 : x
  2. Step 2: Convert to fraction form
    5,342.94/7,373.26 = 2,985.12/x
  3. Step 3: Cross multiply
    5,342.94x = 7,373.26 × 2,985.12
  4. Step 4: Simplify right side
    5,342.94x = 22,010,065.89
  5. Step 5: Solve for x
    x = 22,010,065.89/5,342.94
  6. Step 6: Final answer
    x = 4,119.47

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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.