Home / 3,867.48-5,337.09-3,307.23

Finding the Fourth Proportional to 3,867.48, 5,337.09 and 3,307.23

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Solution

The fourth proportional to 3,867.48, 5,337.09 and 3,307.23 is: 4,563.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.48 : 5,337.09 = 3,307.23 : x
  2. Step 2: Convert to fraction form
    3,867.48/5,337.09 = 3,307.23/x
  3. Step 3: Cross multiply
    3,867.48x = 5,337.09 × 3,307.23
  4. Step 4: Simplify right side
    3,867.48x = 17,650,984.16
  5. Step 5: Solve for x
    x = 17,650,984.16/3,867.48
  6. Step 6: Final answer
    x = 4,563.95

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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.