Home / 10,328.98-15,495.63-5,132.02

Finding the Fourth Proportional to 10,328.98, 15,495.63 and 5,132.02

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Solution

The fourth proportional to 10,328.98, 15,495.63 and 5,132.02 is: 7,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.98 : 15,495.63 = 5,132.02 : x
  2. Step 2: Convert to fraction form
    10,328.98/15,495.63 = 5,132.02/x
  3. Step 3: Cross multiply
    10,328.98x = 15,495.63 × 5,132.02
  4. Step 4: Simplify right side
    10,328.98x = 79,523,883.07
  5. Step 5: Solve for x
    x = 79,523,883.07/10,328.98
  6. Step 6: Final answer
    x = 7,699.10

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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.