Home / 1,680.32-2,508.14-1,483.26

Finding the Fourth Proportional to 1,680.32, 2,508.14 and 1,483.26

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Solution

The fourth proportional to 1,680.32, 2,508.14 and 1,483.26 is: 2,214.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680.32 : 2,508.14 = 1,483.26 : x
  2. Step 2: Convert to fraction form
    1,680.32/2,508.14 = 1,483.26/x
  3. Step 3: Cross multiply
    1,680.32x = 2,508.14 × 1,483.26
  4. Step 4: Simplify right side
    1,680.32x = 3,720,223.74
  5. Step 5: Solve for x
    x = 3,720,223.74/1,680.32
  6. Step 6: Final answer
    x = 2,214.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.