Home / 2,313.04-3,466.12-1,387.51

Finding the Fourth Proportional to 2,313.04, 3,466.12 and 1,387.51

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Solution

The fourth proportional to 2,313.04, 3,466.12 and 1,387.51 is: 2,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.04 : 3,466.12 = 1,387.51 : x
  2. Step 2: Convert to fraction form
    2,313.04/3,466.12 = 1,387.51/x
  3. Step 3: Cross multiply
    2,313.04x = 3,466.12 × 1,387.51
  4. Step 4: Simplify right side
    2,313.04x = 4,809,276.16
  5. Step 5: Solve for x
    x = 4,809,276.16/2,313.04
  6. Step 6: Final answer
    x = 2,079.20

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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.