Home / 3,062.36-4,225.80-1,803.46

Finding the Fourth Proportional to 3,062.36, 4,225.80 and 1,803.46

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Solution

The fourth proportional to 3,062.36, 4,225.80 and 1,803.46 is: 2,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.36 : 4,225.80 = 1,803.46 : x
  2. Step 2: Convert to fraction form
    3,062.36/4,225.80 = 1,803.46/x
  3. Step 3: Cross multiply
    3,062.36x = 4,225.80 × 1,803.46
  4. Step 4: Simplify right side
    3,062.36x = 7,621,061.27
  5. Step 5: Solve for x
    x = 7,621,061.27/3,062.36
  6. Step 6: Final answer
    x = 2,488.62

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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.