Home / 5,818.60-8,028.90-3,459.88

Finding the Fourth Proportional to 5,818.60, 8,028.90 and 3,459.88

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Solution

The fourth proportional to 5,818.60, 8,028.90 and 3,459.88 is: 4,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.60 : 8,028.90 = 3,459.88 : x
  2. Step 2: Convert to fraction form
    5,818.60/8,028.90 = 3,459.88/x
  3. Step 3: Cross multiply
    5,818.60x = 8,028.90 × 3,459.88
  4. Step 4: Simplify right side
    5,818.60x = 27,779,030.53
  5. Step 5: Solve for x
    x = 27,779,030.53/5,818.60
  6. Step 6: Final answer
    x = 4,774.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.