Home / 1,885.93-2,829.21-587.10

Finding the Fourth Proportional to 1,885.93, 2,829.21 and 587.10

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Solution

The fourth proportional to 1,885.93, 2,829.21 and 587.10 is: 880.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.93 : 2,829.21 = 587.10 : x
  2. Step 2: Convert to fraction form
    1,885.93/2,829.21 = 587.10/x
  3. Step 3: Cross multiply
    1,885.93x = 2,829.21 × 587.10
  4. Step 4: Simplify right side
    1,885.93x = 1,661,012.11
  5. Step 5: Solve for x
    x = 1,661,012.11/1,885.93
  6. Step 6: Final answer
    x = 880.74

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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.