Home / 3,482.21-5,214.40-2,899.01

Finding the Fourth Proportional to 3,482.21, 5,214.40 and 2,899.01

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Solution

The fourth proportional to 3,482.21, 5,214.40 and 2,899.01 is: 4,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.21 : 5,214.40 = 2,899.01 : x
  2. Step 2: Convert to fraction form
    3,482.21/5,214.40 = 2,899.01/x
  3. Step 3: Cross multiply
    3,482.21x = 5,214.40 × 2,899.01
  4. Step 4: Simplify right side
    3,482.21x = 15,116,603.53
  5. Step 5: Solve for x
    x = 15,116,603.53/3,482.21
  6. Step 6: Final answer
    x = 4,341.09

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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.