Home / 6,287.06-9,430.66-1,904.71

Finding the Fourth Proportional to 6,287.06, 9,430.66 and 1,904.71

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Solution

The fourth proportional to 6,287.06, 9,430.66 and 1,904.71 is: 2,857.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.06 : 9,430.66 = 1,904.71 : x
  2. Step 2: Convert to fraction form
    6,287.06/9,430.66 = 1,904.71/x
  3. Step 3: Cross multiply
    6,287.06x = 9,430.66 × 1,904.71
  4. Step 4: Simplify right side
    6,287.06x = 17,962,625.26
  5. Step 5: Solve for x
    x = 17,962,625.26/6,287.06
  6. Step 6: Final answer
    x = 2,857.08

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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.