Home / 8,929.95-13,395.60-2,355.96

Finding the Fourth Proportional to 8,929.95, 13,395.60 and 2,355.96

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Solution

The fourth proportional to 8,929.95, 13,395.60 and 2,355.96 is: 3,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.95 : 13,395.60 = 2,355.96 : x
  2. Step 2: Convert to fraction form
    8,929.95/13,395.60 = 2,355.96/x
  3. Step 3: Cross multiply
    8,929.95x = 13,395.60 × 2,355.96
  4. Step 4: Simplify right side
    8,929.95x = 31,559,516.96
  5. Step 5: Solve for x
    x = 31,559,516.96/8,929.95
  6. Step 6: Final answer
    x = 3,534.12

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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.