Home / 2,895.46-4,343.13-704.20

Finding the Fourth Proportional to 2,895.46, 4,343.13 and 704.20

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Solution

The fourth proportional to 2,895.46, 4,343.13 and 704.20 is: 1,056.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.46 : 4,343.13 = 704.20 : x
  2. Step 2: Convert to fraction form
    2,895.46/4,343.13 = 704.20/x
  3. Step 3: Cross multiply
    2,895.46x = 4,343.13 × 704.20
  4. Step 4: Simplify right side
    2,895.46x = 3,058,417.77
  5. Step 5: Solve for x
    x = 3,058,417.77/2,895.46
  6. Step 6: Final answer
    x = 1,056.28

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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.