Home / 2,400.34-3,312.26-1,456.17

Finding the Fourth Proportional to 2,400.34, 3,312.26 and 1,456.17

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Solution

The fourth proportional to 2,400.34, 3,312.26 and 1,456.17 is: 2,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.34 : 3,312.26 = 1,456.17 : x
  2. Step 2: Convert to fraction form
    2,400.34/3,312.26 = 1,456.17/x
  3. Step 3: Cross multiply
    2,400.34x = 3,312.26 × 1,456.17
  4. Step 4: Simplify right side
    2,400.34x = 4,823,218.03
  5. Step 5: Solve for x
    x = 4,823,218.03/2,400.34
  6. Step 6: Final answer
    x = 2,009.39

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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.