Home / 5,001.84-6,903.50-2,878.79

Finding the Fourth Proportional to 5,001.84, 6,903.50 and 2,878.79

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Solution

The fourth proportional to 5,001.84, 6,903.50 and 2,878.79 is: 3,973.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.84 : 6,903.50 = 2,878.79 : x
  2. Step 2: Convert to fraction form
    5,001.84/6,903.50 = 2,878.79/x
  3. Step 3: Cross multiply
    5,001.84x = 6,903.50 × 2,878.79
  4. Step 4: Simplify right side
    5,001.84x = 19,873,699.44
  5. Step 5: Solve for x
    x = 19,873,699.44/5,001.84
  6. Step 6: Final answer
    x = 3,973.28

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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.