Home / 8,535.52-12,805.55-2,692.13

Finding the Fourth Proportional to 8,535.52, 12,805.55 and 2,692.13

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Solution

The fourth proportional to 8,535.52, 12,805.55 and 2,692.13 is: 4,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.52 : 12,805.55 = 2,692.13 : x
  2. Step 2: Convert to fraction form
    8,535.52/12,805.55 = 2,692.13/x
  3. Step 3: Cross multiply
    8,535.52x = 12,805.55 × 2,692.13
  4. Step 4: Simplify right side
    8,535.52x = 34,474,145.50
  5. Step 5: Solve for x
    x = 34,474,145.50/8,535.52
  6. Step 6: Final answer
    x = 4,038.91

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1.5x scale

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.