Home / 5,346.25-7,373.48-4,085.30

Finding the Fourth Proportional to 5,346.25, 7,373.48 and 4,085.30

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Solution

The fourth proportional to 5,346.25, 7,373.48 and 4,085.30 is: 5,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.25 : 7,373.48 = 4,085.30 : x
  2. Step 2: Convert to fraction form
    5,346.25/7,373.48 = 4,085.30/x
  3. Step 3: Cross multiply
    5,346.25x = 7,373.48 × 4,085.30
  4. Step 4: Simplify right side
    5,346.25x = 30,122,877.84
  5. Step 5: Solve for x
    x = 30,122,877.84/5,346.25
  6. Step 6: Final answer
    x = 5,634.39

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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.