Home / 1,799.28-2,476.56-1,501.20

Finding the Fourth Proportional to 1,799.28, 2,476.56 and 1,501.20

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Solution

The fourth proportional to 1,799.28, 2,476.56 and 1,501.20 is: 2,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.28 : 2,476.56 = 1,501.20 : x
  2. Step 2: Convert to fraction form
    1,799.28/2,476.56 = 1,501.20/x
  3. Step 3: Cross multiply
    1,799.28x = 2,476.56 × 1,501.20
  4. Step 4: Simplify right side
    1,799.28x = 3,717,811.87
  5. Step 5: Solve for x
    x = 3,717,811.87/1,799.28
  6. Step 6: Final answer
    x = 2,066.28

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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.