Home / 2,783.59-4,175.44-934.76

Finding the Fourth Proportional to 2,783.59, 4,175.44 and 934.76

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Solution

The fourth proportional to 2,783.59, 4,175.44 and 934.76 is: 1,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.59 : 4,175.44 = 934.76 : x
  2. Step 2: Convert to fraction form
    2,783.59/4,175.44 = 934.76/x
  3. Step 3: Cross multiply
    2,783.59x = 4,175.44 × 934.76
  4. Step 4: Simplify right side
    2,783.59x = 3,903,034.29
  5. Step 5: Solve for x
    x = 3,903,034.29/2,783.59
  6. Step 6: Final answer
    x = 1,402.16

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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.