Home / 8,689.17-13,025.67-4,734.58

Finding the Fourth Proportional to 8,689.17, 13,025.67 and 4,734.58

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Solution

The fourth proportional to 8,689.17, 13,025.67 and 4,734.58 is: 7,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689.17 : 13,025.67 = 4,734.58 : x
  2. Step 2: Convert to fraction form
    8,689.17/13,025.67 = 4,734.58/x
  3. Step 3: Cross multiply
    8,689.17x = 13,025.67 × 4,734.58
  4. Step 4: Simplify right side
    8,689.17x = 61,671,076.67
  5. Step 5: Solve for x
    x = 61,671,076.67/8,689.17
  6. Step 6: Final answer
    x = 7,097.46

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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.