Home / 10,429.02-15,647.04-3,503.52

Finding the Fourth Proportional to 10,429.02, 15,647.04 and 3,503.52

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Solution

The fourth proportional to 10,429.02, 15,647.04 and 3,503.52 is: 5,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429.02 : 15,647.04 = 3,503.52 : x
  2. Step 2: Convert to fraction form
    10,429.02/15,647.04 = 3,503.52/x
  3. Step 3: Cross multiply
    10,429.02x = 15,647.04 × 3,503.52
  4. Step 4: Simplify right side
    10,429.02x = 54,819,717.58
  5. Step 5: Solve for x
    x = 54,819,717.58/10,429.02
  6. Step 6: Final answer
    x = 5,256.46

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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.