Home / 3,360.95-5,007.63-3,172.32

Finding the Fourth Proportional to 3,360.95, 5,007.63 and 3,172.32

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Solution

The fourth proportional to 3,360.95, 5,007.63 and 3,172.32 is: 4,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.95 : 5,007.63 = 3,172.32 : x
  2. Step 2: Convert to fraction form
    3,360.95/5,007.63 = 3,172.32/x
  3. Step 3: Cross multiply
    3,360.95x = 5,007.63 × 3,172.32
  4. Step 4: Simplify right side
    3,360.95x = 15,885,804.80
  5. Step 5: Solve for x
    x = 15,885,804.80/3,360.95
  6. Step 6: Final answer
    x = 4,726.59

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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.