Home / 1,795.16-2,470.91-1,270.28

Finding the Fourth Proportional to 1,795.16, 2,470.91 and 1,270.28

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Solution

The fourth proportional to 1,795.16, 2,470.91 and 1,270.28 is: 1,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.16 : 2,470.91 = 1,270.28 : x
  2. Step 2: Convert to fraction form
    1,795.16/2,470.91 = 1,270.28/x
  3. Step 3: Cross multiply
    1,795.16x = 2,470.91 × 1,270.28
  4. Step 4: Simplify right side
    1,795.16x = 3,138,747.38
  5. Step 5: Solve for x
    x = 3,138,747.38/1,795.16
  6. Step 6: Final answer
    x = 1,748.45

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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.