Home / 5,039.61-6,954.50-2,801.45

Finding the Fourth Proportional to 5,039.61, 6,954.50 and 2,801.45

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Solution

The fourth proportional to 5,039.61, 6,954.50 and 2,801.45 is: 3,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.61 : 6,954.50 = 2,801.45 : x
  2. Step 2: Convert to fraction form
    5,039.61/6,954.50 = 2,801.45/x
  3. Step 3: Cross multiply
    5,039.61x = 6,954.50 × 2,801.45
  4. Step 4: Simplify right side
    5,039.61x = 19,482,656.26
  5. Step 5: Solve for x
    x = 19,482,656.26/5,039.61
  6. Step 6: Final answer
    x = 3,865.91

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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.