Home / 1,366.08-2,043.63-1,055.58

Finding the Fourth Proportional to 1,366.08, 2,043.63 and 1,055.58

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Solution

The fourth proportional to 1,366.08, 2,043.63 and 1,055.58 is: 1,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.08 : 2,043.63 = 1,055.58 : x
  2. Step 2: Convert to fraction form
    1,366.08/2,043.63 = 1,055.58/x
  3. Step 3: Cross multiply
    1,366.08x = 2,043.63 × 1,055.58
  4. Step 4: Simplify right side
    1,366.08x = 2,157,214.96
  5. Step 5: Solve for x
    x = 2,157,214.96/1,366.08
  6. Step 6: Final answer
    x = 1,579.13

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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.