Home / 7,210.60-10,815.18-2,016.52

Finding the Fourth Proportional to 7,210.60, 10,815.18 and 2,016.52

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Solution

The fourth proportional to 7,210.60, 10,815.18 and 2,016.52 is: 3,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.60 : 10,815.18 = 2,016.52 : x
  2. Step 2: Convert to fraction form
    7,210.60/10,815.18 = 2,016.52/x
  3. Step 3: Cross multiply
    7,210.60x = 10,815.18 × 2,016.52
  4. Step 4: Simplify right side
    7,210.60x = 21,809,026.77
  5. Step 5: Solve for x
    x = 21,809,026.77/7,210.60
  6. Step 6: Final answer
    x = 3,024.58

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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.