Home / 6,692.40-10,038.60-5,232.78

Finding the Fourth Proportional to 6,692.40, 10,038.60 and 5,232.78

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Solution

The fourth proportional to 6,692.40, 10,038.60 and 5,232.78 is: 7,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.40 : 10,038.60 = 5,232.78 : x
  2. Step 2: Convert to fraction form
    6,692.40/10,038.60 = 5,232.78/x
  3. Step 3: Cross multiply
    6,692.40x = 10,038.60 × 5,232.78
  4. Step 4: Simplify right side
    6,692.40x = 52,529,785.31
  5. Step 5: Solve for x
    x = 52,529,785.31/6,692.40
  6. Step 6: Final answer
    x = 7,849.17

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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.