Home / 4,792.24-7,153.12-4,449.92

Finding the Fourth Proportional to 4,792.24, 7,153.12 and 4,449.92

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Solution

The fourth proportional to 4,792.24, 7,153.12 and 4,449.92 is: 6,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.24 : 7,153.12 = 4,449.92 : x
  2. Step 2: Convert to fraction form
    4,792.24/7,153.12 = 4,449.92/x
  3. Step 3: Cross multiply
    4,792.24x = 7,153.12 × 4,449.92
  4. Step 4: Simplify right side
    4,792.24x = 31,830,811.75
  5. Step 5: Solve for x
    x = 31,830,811.75/4,792.24
  6. Step 6: Final answer
    x = 6,642.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.