Home / 5,429.04-7,492.13-3,191.01

Finding the Fourth Proportional to 5,429.04, 7,492.13 and 3,191.01

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Solution

The fourth proportional to 5,429.04, 7,492.13 and 3,191.01 is: 4,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.04 : 7,492.13 = 3,191.01 : x
  2. Step 2: Convert to fraction form
    5,429.04/7,492.13 = 3,191.01/x
  3. Step 3: Cross multiply
    5,429.04x = 7,492.13 × 3,191.01
  4. Step 4: Simplify right side
    5,429.04x = 23,907,445.80
  5. Step 5: Solve for x
    x = 23,907,445.80/5,429.04
  6. Step 6: Final answer
    x = 4,403.62

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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.