Home / 10,461.02-15,693.21-3,438.99

Finding the Fourth Proportional to 10,461.02, 15,693.21 and 3,438.99

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Solution

The fourth proportional to 10,461.02, 15,693.21 and 3,438.99 is: 5,159.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.02 : 15,693.21 = 3,438.99 : x
  2. Step 2: Convert to fraction form
    10,461.02/15,693.21 = 3,438.99/x
  3. Step 3: Cross multiply
    10,461.02x = 15,693.21 × 3,438.99
  4. Step 4: Simplify right side
    10,461.02x = 53,968,792.26
  5. Step 5: Solve for x
    x = 53,968,792.26/10,461.02
  6. Step 6: Final answer
    x = 5,159.04

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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.