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Finding the Fourth Proportional to 2,888.89, 4,337.06 and 1,503.18

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Solution

The fourth proportional to 2,888.89, 4,337.06 and 1,503.18 is: 2,256.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.89 : 4,337.06 = 1,503.18 : x
  2. Step 2: Convert to fraction form
    2,888.89/4,337.06 = 1,503.18/x
  3. Step 3: Cross multiply
    2,888.89x = 4,337.06 × 1,503.18
  4. Step 4: Simplify right side
    2,888.89x = 6,519,388.65
  5. Step 5: Solve for x
    x = 6,519,388.65/2,888.89
  6. Step 6: Final answer
    x = 2,256.71

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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.