Home / 8,802.24-13,190.40-3,867.36

Finding the Fourth Proportional to 8,802.24, 13,190.40 and 3,867.36

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Solution

The fourth proportional to 8,802.24, 13,190.40 and 3,867.36 is: 5,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.24 : 13,190.40 = 3,867.36 : x
  2. Step 2: Convert to fraction form
    8,802.24/13,190.40 = 3,867.36/x
  3. Step 3: Cross multiply
    8,802.24x = 13,190.40 × 3,867.36
  4. Step 4: Simplify right side
    8,802.24x = 51,012,025.34
  5. Step 5: Solve for x
    x = 51,012,025.34/8,802.24
  6. Step 6: Final answer
    x = 5,795.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.