Home / 4,797.51-7,195.66-1,287.79

Finding the Fourth Proportional to 4,797.51, 7,195.66 and 1,287.79

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Solution

The fourth proportional to 4,797.51, 7,195.66 and 1,287.79 is: 1,931.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.51 : 7,195.66 = 1,287.79 : x
  2. Step 2: Convert to fraction form
    4,797.51/7,195.66 = 1,287.79/x
  3. Step 3: Cross multiply
    4,797.51x = 7,195.66 × 1,287.79
  4. Step 4: Simplify right side
    4,797.51x = 9,266,498.99
  5. Step 5: Solve for x
    x = 9,266,498.99/4,797.51
  6. Step 6: Final answer
    x = 1,931.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.