Home / 6,948.24-10,420.50-3,248.55

Finding the Fourth Proportional to 6,948.24, 10,420.50 and 3,248.55

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Solution

The fourth proportional to 6,948.24, 10,420.50 and 3,248.55 is: 4,871.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.24 : 10,420.50 = 3,248.55 : x
  2. Step 2: Convert to fraction form
    6,948.24/10,420.50 = 3,248.55/x
  3. Step 3: Cross multiply
    6,948.24x = 10,420.50 × 3,248.55
  4. Step 4: Simplify right side
    6,948.24x = 33,851,515.28
  5. Step 5: Solve for x
    x = 33,851,515.28/6,948.24
  6. Step 6: Final answer
    x = 4,871.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.