Home / 6,692.38-10,037.72-1,762.40

Finding the Fourth Proportional to 6,692.38, 10,037.72 and 1,762.40

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Solution

The fourth proportional to 6,692.38, 10,037.72 and 1,762.40 is: 2,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.38 : 10,037.72 = 1,762.40 : x
  2. Step 2: Convert to fraction form
    6,692.38/10,037.72 = 1,762.40/x
  3. Step 3: Cross multiply
    6,692.38x = 10,037.72 × 1,762.40
  4. Step 4: Simplify right side
    6,692.38x = 17,690,494.01
  5. Step 5: Solve for x
    x = 17,690,494.01/6,692.38
  6. Step 6: Final answer
    x = 2,643.38

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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.