Home / 7,356.04-11,038.02-5,715.88

Finding the Fourth Proportional to 7,356.04, 11,038.02 and 5,715.88

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Solution

The fourth proportional to 7,356.04, 11,038.02 and 5,715.88 is: 8,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.04 : 11,038.02 = 5,715.88 : x
  2. Step 2: Convert to fraction form
    7,356.04/11,038.02 = 5,715.88/x
  3. Step 3: Cross multiply
    7,356.04x = 11,038.02 × 5,715.88
  4. Step 4: Simplify right side
    7,356.04x = 63,091,997.76
  5. Step 5: Solve for x
    x = 63,091,997.76/7,356.04
  6. Step 6: Final answer
    x = 8,576.90

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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.