Home / 1,975.27-2,726.07-1,477.06

Finding the Fourth Proportional to 1,975.27, 2,726.07 and 1,477.06

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Solution

The fourth proportional to 1,975.27, 2,726.07 and 1,477.06 is: 2,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.27 : 2,726.07 = 1,477.06 : x
  2. Step 2: Convert to fraction form
    1,975.27/2,726.07 = 1,477.06/x
  3. Step 3: Cross multiply
    1,975.27x = 2,726.07 × 1,477.06
  4. Step 4: Simplify right side
    1,975.27x = 4,026,568.95
  5. Step 5: Solve for x
    x = 4,026,568.95/1,975.27
  6. Step 6: Final answer
    x = 2,038.49

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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.