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Finding the Fourth Proportional to 2,583.95, 3,875.96 and 735.20

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Solution

The fourth proportional to 2,583.95, 3,875.96 and 735.20 is: 1,102.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583.95 : 3,875.96 = 735.20 : x
  2. Step 2: Convert to fraction form
    2,583.95/3,875.96 = 735.20/x
  3. Step 3: Cross multiply
    2,583.95x = 3,875.96 × 735.20
  4. Step 4: Simplify right side
    2,583.95x = 2,849,582.74
  5. Step 5: Solve for x
    x = 2,849,582.74/2,583.95
  6. Step 6: Final answer
    x = 1,102.80

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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.