Home / 4,757.76-6,565.70-2,894.76

Finding the Fourth Proportional to 4,757.76, 6,565.70 and 2,894.76

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Solution

The fourth proportional to 4,757.76, 6,565.70 and 2,894.76 is: 3,994.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.76 : 6,565.70 = 2,894.76 : x
  2. Step 2: Convert to fraction form
    4,757.76/6,565.70 = 2,894.76/x
  3. Step 3: Cross multiply
    4,757.76x = 6,565.70 × 2,894.76
  4. Step 4: Simplify right side
    4,757.76x = 19,006,125.73
  5. Step 5: Solve for x
    x = 19,006,125.73/4,757.76
  6. Step 6: Final answer
    x = 3,994.76

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Half scale
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Double scale
Find fourth proportional to 4,758.76, 6,567.08 and 2,895.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.