Home / 3,242.14-4,492.23-3,172.08

Finding the Fourth Proportional to 3,242.14, 4,492.23 and 3,172.08

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Solution

The fourth proportional to 3,242.14, 4,492.23 and 3,172.08 is: 4,395.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.14 : 4,492.23 = 3,172.08 : x
  2. Step 2: Convert to fraction form
    3,242.14/4,492.23 = 3,172.08/x
  3. Step 3: Cross multiply
    3,242.14x = 4,492.23 × 3,172.08
  4. Step 4: Simplify right side
    3,242.14x = 14,249,692.62
  5. Step 5: Solve for x
    x = 14,249,692.62/3,242.14
  6. Step 6: Final answer
    x = 4,395.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.