Home / 2,355.40-3,246.06-1,857.52

Finding the Fourth Proportional to 2,355.40, 3,246.06 and 1,857.52

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Solution

The fourth proportional to 2,355.40, 3,246.06 and 1,857.52 is: 2,559.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.40 : 3,246.06 = 1,857.52 : x
  2. Step 2: Convert to fraction form
    2,355.40/3,246.06 = 1,857.52/x
  3. Step 3: Cross multiply
    2,355.40x = 3,246.06 × 1,857.52
  4. Step 4: Simplify right side
    2,355.40x = 6,029,621.37
  5. Step 5: Solve for x
    x = 6,029,621.37/2,355.40
  6. Step 6: Final answer
    x = 2,559.91

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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.