Home / 2,395.17-3,305.34-1,347.30

Finding the Fourth Proportional to 2,395.17, 3,305.34 and 1,347.30

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Solution

The fourth proportional to 2,395.17, 3,305.34 and 1,347.30 is: 1,859.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.17 : 3,305.34 = 1,347.30 : x
  2. Step 2: Convert to fraction form
    2,395.17/3,305.34 = 1,347.30/x
  3. Step 3: Cross multiply
    2,395.17x = 3,305.34 × 1,347.30
  4. Step 4: Simplify right side
    2,395.17x = 4,453,284.58
  5. Step 5: Solve for x
    x = 4,453,284.58/2,395.17
  6. Step 6: Final answer
    x = 1,859.28

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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.