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Finding the Fourth Proportional to 1,882.32, 2,824.08 and 583.80

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Solution

The fourth proportional to 1,882.32, 2,824.08 and 583.80 is: 875.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.32 : 2,824.08 = 583.80 : x
  2. Step 2: Convert to fraction form
    1,882.32/2,824.08 = 583.80/x
  3. Step 3: Cross multiply
    1,882.32x = 2,824.08 × 583.80
  4. Step 4: Simplify right side
    1,882.32x = 1,648,697.90
  5. Step 5: Solve for x
    x = 1,648,697.90/1,882.32
  6. Step 6: Final answer
    x = 875.89

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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.