Home / 2,566.23-3,846.56-1,315.11

Finding the Fourth Proportional to 2,566.23, 3,846.56 and 1,315.11

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Solution

The fourth proportional to 2,566.23, 3,846.56 and 1,315.11 is: 1,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.23 : 3,846.56 = 1,315.11 : x
  2. Step 2: Convert to fraction form
    2,566.23/3,846.56 = 1,315.11/x
  3. Step 3: Cross multiply
    2,566.23x = 3,846.56 × 1,315.11
  4. Step 4: Simplify right side
    2,566.23x = 5,058,642.95
  5. Step 5: Solve for x
    x = 5,058,642.95/2,566.23
  6. Step 6: Final answer
    x = 1,971.24

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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.