Home / 2,440.32-3,368.64-1,695.36

Finding the Fourth Proportional to 2,440.32, 3,368.64 and 1,695.36

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Solution

The fourth proportional to 2,440.32, 3,368.64 and 1,695.36 is: 2,340.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.32 : 3,368.64 = 1,695.36 : x
  2. Step 2: Convert to fraction form
    2,440.32/3,368.64 = 1,695.36/x
  3. Step 3: Cross multiply
    2,440.32x = 3,368.64 × 1,695.36
  4. Step 4: Simplify right side
    2,440.32x = 5,711,057.51
  5. Step 5: Solve for x
    x = 5,711,057.51/2,440.32
  6. Step 6: Final answer
    x = 2,340.29

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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.