Home / 2,867.59-4,299.93-1,113.10

Finding the Fourth Proportional to 2,867.59, 4,299.93 and 1,113.10

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Solution

The fourth proportional to 2,867.59, 4,299.93 and 1,113.10 is: 1,669.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.59 : 4,299.93 = 1,113.10 : x
  2. Step 2: Convert to fraction form
    2,867.59/4,299.93 = 1,113.10/x
  3. Step 3: Cross multiply
    2,867.59x = 4,299.93 × 1,113.10
  4. Step 4: Simplify right side
    2,867.59x = 4,786,245.81
  5. Step 5: Solve for x
    x = 4,786,245.81/2,867.59
  6. Step 6: Final answer
    x = 1,669.08

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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.