Home / 1,628.61-2,248.77-1,504.22

Finding the Fourth Proportional to 1,628.61, 2,248.77 and 1,504.22

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Solution

The fourth proportional to 1,628.61, 2,248.77 and 1,504.22 is: 2,077.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628.61 : 2,248.77 = 1,504.22 : x
  2. Step 2: Convert to fraction form
    1,628.61/2,248.77 = 1,504.22/x
  3. Step 3: Cross multiply
    1,628.61x = 2,248.77 × 1,504.22
  4. Step 4: Simplify right side
    1,628.61x = 3,382,633.57
  5. Step 5: Solve for x
    x = 3,382,633.57/1,628.61
  6. Step 6: Final answer
    x = 2,077.01

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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.