Home / 5,140.53-7,094.06-2,902.44

Finding the Fourth Proportional to 5,140.53, 7,094.06 and 2,902.44

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Solution

The fourth proportional to 5,140.53, 7,094.06 and 2,902.44 is: 4,005.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140.53 : 7,094.06 = 2,902.44 : x
  2. Step 2: Convert to fraction form
    5,140.53/7,094.06 = 2,902.44/x
  3. Step 3: Cross multiply
    5,140.53x = 7,094.06 × 2,902.44
  4. Step 4: Simplify right side
    5,140.53x = 20,590,066.58
  5. Step 5: Solve for x
    x = 20,590,066.58/5,140.53
  6. Step 6: Final answer
    x = 4,005.44

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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.