Home / 8,598.16-12,903.54-3,405.52

Finding the Fourth Proportional to 8,598.16, 12,903.54 and 3,405.52

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Solution

The fourth proportional to 8,598.16, 12,903.54 and 3,405.52 is: 5,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,598.16 : 12,903.54 = 3,405.52 : x
  2. Step 2: Convert to fraction form
    8,598.16/12,903.54 = 3,405.52/x
  3. Step 3: Cross multiply
    8,598.16x = 12,903.54 × 3,405.52
  4. Step 4: Simplify right side
    8,598.16x = 43,943,263.54
  5. Step 5: Solve for x
    x = 43,943,263.54/8,598.16
  6. Step 6: Final answer
    x = 5,110.78

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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.