Home / 2,064.63-2,847.29-1,356.19

Finding the Fourth Proportional to 2,064.63, 2,847.29 and 1,356.19

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Solution

The fourth proportional to 2,064.63, 2,847.29 and 1,356.19 is: 1,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.63 : 2,847.29 = 1,356.19 : x
  2. Step 2: Convert to fraction form
    2,064.63/2,847.29 = 1,356.19/x
  3. Step 3: Cross multiply
    2,064.63x = 2,847.29 × 1,356.19
  4. Step 4: Simplify right side
    2,064.63x = 3,861,451.99
  5. Step 5: Solve for x
    x = 3,861,451.99/2,064.63
  6. Step 6: Final answer
    x = 1,870.29

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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.