Home / 8,829.66-12,185.46-5,295.36

Finding the Fourth Proportional to 8,829.66, 12,185.46 and 5,295.36

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Solution

The fourth proportional to 8,829.66, 12,185.46 and 5,295.36 is: 7,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.66 : 12,185.46 = 5,295.36 : x
  2. Step 2: Convert to fraction form
    8,829.66/12,185.46 = 5,295.36/x
  3. Step 3: Cross multiply
    8,829.66x = 12,185.46 × 5,295.36
  4. Step 4: Simplify right side
    8,829.66x = 64,526,397.47
  5. Step 5: Solve for x
    x = 64,526,397.47/8,829.66
  6. Step 6: Final answer
    x = 7,307.91

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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.