Home / 1,715.97-2,366.98-1,119.41

Finding the Fourth Proportional to 1,715.97, 2,366.98 and 1,119.41

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Solution

The fourth proportional to 1,715.97, 2,366.98 and 1,119.41 is: 1,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.97 : 2,366.98 = 1,119.41 : x
  2. Step 2: Convert to fraction form
    1,715.97/2,366.98 = 1,119.41/x
  3. Step 3: Cross multiply
    1,715.97x = 2,366.98 × 1,119.41
  4. Step 4: Simplify right side
    1,715.97x = 2,649,621.08
  5. Step 5: Solve for x
    x = 2,649,621.08/1,715.97
  6. Step 6: Final answer
    x = 1,544.10

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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.