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Finding the Fourth Proportional to 8,535.48, 12,803.10 and 2,692.04

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Solution

The fourth proportional to 8,535.48, 12,803.10 and 2,692.04 is: 4,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.48 : 12,803.10 = 2,692.04 : x
  2. Step 2: Convert to fraction form
    8,535.48/12,803.10 = 2,692.04/x
  3. Step 3: Cross multiply
    8,535.48x = 12,803.10 × 2,692.04
  4. Step 4: Simplify right side
    8,535.48x = 34,466,393.31
  5. Step 5: Solve for x
    x = 34,466,393.31/8,535.48
  6. Step 6: Final answer
    x = 4,038.01

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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.