Home / 2,872.96-4,307.08-1,023.02

Finding the Fourth Proportional to 2,872.96, 4,307.08 and 1,023.02

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Solution

The fourth proportional to 2,872.96, 4,307.08 and 1,023.02 is: 1,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872.96 : 4,307.08 = 1,023.02 : x
  2. Step 2: Convert to fraction form
    2,872.96/4,307.08 = 1,023.02/x
  3. Step 3: Cross multiply
    2,872.96x = 4,307.08 × 1,023.02
  4. Step 4: Simplify right side
    2,872.96x = 4,406,228.98
  5. Step 5: Solve for x
    x = 4,406,228.98/2,872.96
  6. Step 6: Final answer
    x = 1,533.69

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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.