Home / 1,885.10-2,827.71-586.58

Finding the Fourth Proportional to 1,885.10, 2,827.71 and 586.58

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Solution

The fourth proportional to 1,885.10, 2,827.71 and 586.58 is: 879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.10 : 2,827.71 = 586.58 : x
  2. Step 2: Convert to fraction form
    1,885.10/2,827.71 = 586.58/x
  3. Step 3: Cross multiply
    1,885.10x = 2,827.71 × 586.58
  4. Step 4: Simplify right side
    1,885.10x = 1,658,663.99
  5. Step 5: Solve for x
    x = 1,658,663.99/1,885.10
  6. Step 6: Final answer
    x = 879.88

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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.