Home / 10,281.02-15,421.82-3,261.06

Finding the Fourth Proportional to 10,281.02, 15,421.82 and 3,261.06

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Solution

The fourth proportional to 10,281.02, 15,421.82 and 3,261.06 is: 4,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.02 : 15,421.82 = 3,261.06 : x
  2. Step 2: Convert to fraction form
    10,281.02/15,421.82 = 3,261.06/x
  3. Step 3: Cross multiply
    10,281.02x = 15,421.82 × 3,261.06
  4. Step 4: Simplify right side
    10,281.02x = 50,291,464.02
  5. Step 5: Solve for x
    x = 50,291,464.02/10,281.02
  6. Step 6: Final answer
    x = 4,891.68

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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.