Home / 2,303.12-3,178.39-1,295.01

Finding the Fourth Proportional to 2,303.12, 3,178.39 and 1,295.01

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Solution

The fourth proportional to 2,303.12, 3,178.39 and 1,295.01 is: 1,787.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.12 : 3,178.39 = 1,295.01 : x
  2. Step 2: Convert to fraction form
    2,303.12/3,178.39 = 1,295.01/x
  3. Step 3: Cross multiply
    2,303.12x = 3,178.39 × 1,295.01
  4. Step 4: Simplify right side
    2,303.12x = 4,116,043.60
  5. Step 5: Solve for x
    x = 4,116,043.60/2,303.12
  6. Step 6: Final answer
    x = 1,787.16

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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.