Home / 2,890.03-4,335.05-2,316.55

Finding the Fourth Proportional to 2,890.03, 4,335.05 and 2,316.55

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Solution

The fourth proportional to 2,890.03, 4,335.05 and 2,316.55 is: 3,474.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.03 : 4,335.05 = 2,316.55 : x
  2. Step 2: Convert to fraction form
    2,890.03/4,335.05 = 2,316.55/x
  3. Step 3: Cross multiply
    2,890.03x = 4,335.05 × 2,316.55
  4. Step 4: Simplify right side
    2,890.03x = 10,042,360.08
  5. Step 5: Solve for x
    x = 10,042,360.08/2,890.03
  6. Step 6: Final answer
    x = 3,474.83

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1.5x scale

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.