Home / 1,637.19-2,250.99-1,458.50

Finding the Fourth Proportional to 1,637.19, 2,250.99 and 1,458.50

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Solution

The fourth proportional to 1,637.19, 2,250.99 and 1,458.50 is: 2,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.19 : 2,250.99 = 1,458.50 : x
  2. Step 2: Convert to fraction form
    1,637.19/2,250.99 = 1,458.50/x
  3. Step 3: Cross multiply
    1,637.19x = 2,250.99 × 1,458.50
  4. Step 4: Simplify right side
    1,637.19x = 3,283,057.66
  5. Step 5: Solve for x
    x = 3,283,057.66/1,637.19
  6. Step 6: Final answer
    x = 2,005.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.