Home / 4,490.81-6,737.12-1,571.16

Finding the Fourth Proportional to 4,490.81, 6,737.12 and 1,571.16

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Solution

The fourth proportional to 4,490.81, 6,737.12 and 1,571.16 is: 2,357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.81 : 6,737.12 = 1,571.16 : x
  2. Step 2: Convert to fraction form
    4,490.81/6,737.12 = 1,571.16/x
  3. Step 3: Cross multiply
    4,490.81x = 6,737.12 × 1,571.16
  4. Step 4: Simplify right side
    4,490.81x = 10,585,125.60
  5. Step 5: Solve for x
    x = 10,585,125.60/4,490.81
  6. Step 6: Final answer
    x = 2,357.06

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1.5x scale

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.