Home / 4,490.19-6,746.63-2,847.51

Finding the Fourth Proportional to 4,490.19, 6,746.63 and 2,847.51

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Solution

The fourth proportional to 4,490.19, 6,746.63 and 2,847.51 is: 4,278.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.19 : 6,746.63 = 2,847.51 : x
  2. Step 2: Convert to fraction form
    4,490.19/6,746.63 = 2,847.51/x
  3. Step 3: Cross multiply
    4,490.19x = 6,746.63 × 2,847.51
  4. Step 4: Simplify right side
    4,490.19x = 19,211,082.15
  5. Step 5: Solve for x
    x = 19,211,082.15/4,490.19
  6. Step 6: Final answer
    x = 4,278.46

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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.