Home / 7,312.15-10,943.65-6,082.03

Finding the Fourth Proportional to 7,312.15, 10,943.65 and 6,082.03

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Solution

The fourth proportional to 7,312.15, 10,943.65 and 6,082.03 is: 9,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,312.15 : 10,943.65 = 6,082.03 : x
  2. Step 2: Convert to fraction form
    7,312.15/10,943.65 = 6,082.03/x
  3. Step 3: Cross multiply
    7,312.15x = 10,943.65 × 6,082.03
  4. Step 4: Simplify right side
    7,312.15x = 66,559,607.61
  5. Step 5: Solve for x
    x = 66,559,607.61/7,312.15
  6. Step 6: Final answer
    x = 9,102.60

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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.