Home / 2,900.16-4,350.88-1,234.19

Finding the Fourth Proportional to 2,900.16, 4,350.88 and 1,234.19

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Solution

The fourth proportional to 2,900.16, 4,350.88 and 1,234.19 is: 1,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.16 : 4,350.88 = 1,234.19 : x
  2. Step 2: Convert to fraction form
    2,900.16/4,350.88 = 1,234.19/x
  3. Step 3: Cross multiply
    2,900.16x = 4,350.88 × 1,234.19
  4. Step 4: Simplify right side
    2,900.16x = 5,369,820.10
  5. Step 5: Solve for x
    x = 5,369,820.10/2,900.16
  6. Step 6: Final answer
    x = 1,851.56

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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.