Home / 2,344.77-3,231.96-1,715.40

Finding the Fourth Proportional to 2,344.77, 3,231.96 and 1,715.40

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Solution

The fourth proportional to 2,344.77, 3,231.96 and 1,715.40 is: 2,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.77 : 3,231.96 = 1,715.40 : x
  2. Step 2: Convert to fraction form
    2,344.77/3,231.96 = 1,715.40/x
  3. Step 3: Cross multiply
    2,344.77x = 3,231.96 × 1,715.40
  4. Step 4: Simplify right side
    2,344.77x = 5,544,104.18
  5. Step 5: Solve for x
    x = 5,544,104.18/2,344.77
  6. Step 6: Final answer
    x = 2,364.46

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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.