Home / 8,802.34-12,137.26-5,611.36

Finding the Fourth Proportional to 8,802.34, 12,137.26 and 5,611.36

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Solution

The fourth proportional to 8,802.34, 12,137.26 and 5,611.36 is: 7,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.34 : 12,137.26 = 5,611.36 : x
  2. Step 2: Convert to fraction form
    8,802.34/12,137.26 = 5,611.36/x
  3. Step 3: Cross multiply
    8,802.34x = 12,137.26 × 5,611.36
  4. Step 4: Simplify right side
    8,802.34x = 68,106,535.27
  5. Step 5: Solve for x
    x = 68,106,535.27/8,802.34
  6. Step 6: Final answer
    x = 7,737.32

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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.