Home / 7,403.28-10,219.32-4,608.24

Finding the Fourth Proportional to 7,403.28, 10,219.32 and 4,608.24

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Solution

The fourth proportional to 7,403.28, 10,219.32 and 4,608.24 is: 6,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.28 : 10,219.32 = 4,608.24 : x
  2. Step 2: Convert to fraction form
    7,403.28/10,219.32 = 4,608.24/x
  3. Step 3: Cross multiply
    7,403.28x = 10,219.32 × 4,608.24
  4. Step 4: Simplify right side
    7,403.28x = 47,093,079.20
  5. Step 5: Solve for x
    x = 47,093,079.20/7,403.28
  6. Step 6: Final answer
    x = 6,361.11

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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.