Home / 2,177.93-3,004.61-1,470.23

Finding the Fourth Proportional to 2,177.93, 3,004.61 and 1,470.23

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Solution

The fourth proportional to 2,177.93, 3,004.61 and 1,470.23 is: 2,028.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.93 : 3,004.61 = 1,470.23 : x
  2. Step 2: Convert to fraction form
    2,177.93/3,004.61 = 1,470.23/x
  3. Step 3: Cross multiply
    2,177.93x = 3,004.61 × 1,470.23
  4. Step 4: Simplify right side
    2,177.93x = 4,417,445.39
  5. Step 5: Solve for x
    x = 4,417,445.39/2,177.93
  6. Step 6: Final answer
    x = 2,028.28

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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.