Home / 4,865.12-7,298.48-1,943.52

Finding the Fourth Proportional to 4,865.12, 7,298.48 and 1,943.52

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Solution

The fourth proportional to 4,865.12, 7,298.48 and 1,943.52 is: 2,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.12 : 7,298.48 = 1,943.52 : x
  2. Step 2: Convert to fraction form
    4,865.12/7,298.48 = 1,943.52/x
  3. Step 3: Cross multiply
    4,865.12x = 7,298.48 × 1,943.52
  4. Step 4: Simplify right side
    4,865.12x = 14,184,741.85
  5. Step 5: Solve for x
    x = 14,184,741.85/4,865.12
  6. Step 6: Final answer
    x = 2,915.60

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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.