Home / 1,807.36-2,498.24-1,345.92

Finding the Fourth Proportional to 1,807.36, 2,498.24 and 1,345.92

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Solution

The fourth proportional to 1,807.36, 2,498.24 and 1,345.92 is: 1,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807.36 : 2,498.24 = 1,345.92 : x
  2. Step 2: Convert to fraction form
    1,807.36/2,498.24 = 1,345.92/x
  3. Step 3: Cross multiply
    1,807.36x = 2,498.24 × 1,345.92
  4. Step 4: Simplify right side
    1,807.36x = 3,362,431.18
  5. Step 5: Solve for x
    x = 3,362,431.18/1,807.36
  6. Step 6: Final answer
    x = 1,860.41

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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.