Home / 4,904.40-6,767.82-2,888.22

Finding the Fourth Proportional to 4,904.40, 6,767.82 and 2,888.22

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Solution

The fourth proportional to 4,904.40, 6,767.82 and 2,888.22 is: 3,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.40 : 6,767.82 = 2,888.22 : x
  2. Step 2: Convert to fraction form
    4,904.40/6,767.82 = 2,888.22/x
  3. Step 3: Cross multiply
    4,904.40x = 6,767.82 × 2,888.22
  4. Step 4: Simplify right side
    4,904.40x = 19,546,953.08
  5. Step 5: Solve for x
    x = 19,546,953.08/4,904.40
  6. Step 6: Final answer
    x = 3,985.60

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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.