Home / 2,846.13-3,927.51-1,587.17

Finding the Fourth Proportional to 2,846.13, 3,927.51 and 1,587.17

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Solution

The fourth proportional to 2,846.13, 3,927.51 and 1,587.17 is: 2,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.13 : 3,927.51 = 1,587.17 : x
  2. Step 2: Convert to fraction form
    2,846.13/3,927.51 = 1,587.17/x
  3. Step 3: Cross multiply
    2,846.13x = 3,927.51 × 1,587.17
  4. Step 4: Simplify right side
    2,846.13x = 6,233,606.41
  5. Step 5: Solve for x
    x = 6,233,606.41/2,846.13
  6. Step 6: Final answer
    x = 2,190.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.