Home / 6,886.92-10,330.29-1,692.75

Finding the Fourth Proportional to 6,886.92, 10,330.29 and 1,692.75

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Solution

The fourth proportional to 6,886.92, 10,330.29 and 1,692.75 is: 2,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.92 : 10,330.29 = 1,692.75 : x
  2. Step 2: Convert to fraction form
    6,886.92/10,330.29 = 1,692.75/x
  3. Step 3: Cross multiply
    6,886.92x = 10,330.29 × 1,692.75
  4. Step 4: Simplify right side
    6,886.92x = 17,486,598.40
  5. Step 5: Solve for x
    x = 17,486,598.40/6,886.92
  6. Step 6: Final answer
    x = 2,539.10

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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.