Home / 8,340.32-11,508.39-4,802.91

Finding the Fourth Proportional to 8,340.32, 11,508.39 and 4,802.91

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Solution

The fourth proportional to 8,340.32, 11,508.39 and 4,802.91 is: 6,627.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340.32 : 11,508.39 = 4,802.91 : x
  2. Step 2: Convert to fraction form
    8,340.32/11,508.39 = 4,802.91/x
  3. Step 3: Cross multiply
    8,340.32x = 11,508.39 × 4,802.91
  4. Step 4: Simplify right side
    8,340.32x = 55,273,761.41
  5. Step 5: Solve for x
    x = 55,273,761.41/8,340.32
  6. Step 6: Final answer
    x = 6,627.30

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1.5x scale

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.