Home / 4,575.54-6,862.62-1,288.02

Finding the Fourth Proportional to 4,575.54, 6,862.62 and 1,288.02

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Solution

The fourth proportional to 4,575.54, 6,862.62 and 1,288.02 is: 1,931.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.54 : 6,862.62 = 1,288.02 : x
  2. Step 2: Convert to fraction form
    4,575.54/6,862.62 = 1,288.02/x
  3. Step 3: Cross multiply
    4,575.54x = 6,862.62 × 1,288.02
  4. Step 4: Simplify right side
    4,575.54x = 8,839,191.81
  5. Step 5: Solve for x
    x = 8,839,191.81/4,575.54
  6. Step 6: Final answer
    x = 1,931.84

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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.