Home / 4,808.07-7,214.85-1,888.47

Finding the Fourth Proportional to 4,808.07, 7,214.85 and 1,888.47

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Solution

The fourth proportional to 4,808.07, 7,214.85 and 1,888.47 is: 2,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.07 : 7,214.85 = 1,888.47 : x
  2. Step 2: Convert to fraction form
    4,808.07/7,214.85 = 1,888.47/x
  3. Step 3: Cross multiply
    4,808.07x = 7,214.85 × 1,888.47
  4. Step 4: Simplify right side
    4,808.07x = 13,625,027.78
  5. Step 5: Solve for x
    x = 13,625,027.78/4,808.07
  6. Step 6: Final answer
    x = 2,833.78

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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.