Home / 8,106.17-11,185.98-4,569.31

Finding the Fourth Proportional to 8,106.17, 11,185.98 and 4,569.31

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Solution

The fourth proportional to 8,106.17, 11,185.98 and 4,569.31 is: 6,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.17 : 11,185.98 = 4,569.31 : x
  2. Step 2: Convert to fraction form
    8,106.17/11,185.98 = 4,569.31/x
  3. Step 3: Cross multiply
    8,106.17x = 11,185.98 × 4,569.31
  4. Step 4: Simplify right side
    8,106.17x = 51,112,154.34
  5. Step 5: Solve for x
    x = 51,112,154.34/8,106.17
  6. Step 6: Final answer
    x = 6,305.34

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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.