Home / 4,307.11-6,459.28-1,840.55

Finding the Fourth Proportional to 4,307.11, 6,459.28 and 1,840.55

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Solution

The fourth proportional to 4,307.11, 6,459.28 and 1,840.55 is: 2,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.11 : 6,459.28 = 1,840.55 : x
  2. Step 2: Convert to fraction form
    4,307.11/6,459.28 = 1,840.55/x
  3. Step 3: Cross multiply
    4,307.11x = 6,459.28 × 1,840.55
  4. Step 4: Simplify right side
    4,307.11x = 11,888,590.91
  5. Step 5: Solve for x
    x = 11,888,590.91/4,307.11
  6. Step 6: Final answer
    x = 2,760.23

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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.