Home / 2,326.56-3,210.72-1,395.36

Finding the Fourth Proportional to 2,326.56, 3,210.72 and 1,395.36

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Solution

The fourth proportional to 2,326.56, 3,210.72 and 1,395.36 is: 1,925.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326.56 : 3,210.72 = 1,395.36 : x
  2. Step 2: Convert to fraction form
    2,326.56/3,210.72 = 1,395.36/x
  3. Step 3: Cross multiply
    2,326.56x = 3,210.72 × 1,395.36
  4. Step 4: Simplify right side
    2,326.56x = 4,480,110.26
  5. Step 5: Solve for x
    x = 4,480,110.26/2,326.56
  6. Step 6: Final answer
    x = 1,925.64

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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.