Home / 8,802.32-12,146.92-5,076.88

Finding the Fourth Proportional to 8,802.32, 12,146.92 and 5,076.88

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Solution

The fourth proportional to 8,802.32, 12,146.92 and 5,076.88 is: 7,005.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.32 : 12,146.92 = 5,076.88 : x
  2. Step 2: Convert to fraction form
    8,802.32/12,146.92 = 5,076.88/x
  3. Step 3: Cross multiply
    8,802.32x = 12,146.92 × 5,076.88
  4. Step 4: Simplify right side
    8,802.32x = 61,668,455.21
  5. Step 5: Solve for x
    x = 61,668,455.21/8,802.32
  6. Step 6: Final answer
    x = 7,005.93

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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.