Home / 2,900.61-4,350.51-1,052.19

Finding the Fourth Proportional to 2,900.61, 4,350.51 and 1,052.19

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Solution

The fourth proportional to 2,900.61, 4,350.51 and 1,052.19 is: 1,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.61 : 4,350.51 = 1,052.19 : x
  2. Step 2: Convert to fraction form
    2,900.61/4,350.51 = 1,052.19/x
  3. Step 3: Cross multiply
    2,900.61x = 4,350.51 × 1,052.19
  4. Step 4: Simplify right side
    2,900.61x = 4,577,563.12
  5. Step 5: Solve for x
    x = 4,577,563.12/2,900.61
  6. Step 6: Final answer
    x = 1,578.14

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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.