Home / 8,687.17-13,022.67-4,732.58

Finding the Fourth Proportional to 8,687.17, 13,022.67 and 4,732.58

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Solution

The fourth proportional to 8,687.17, 13,022.67 and 4,732.58 is: 7,094.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687.17 : 13,022.67 = 4,732.58 : x
  2. Step 2: Convert to fraction form
    8,687.17/13,022.67 = 4,732.58/x
  3. Step 3: Cross multiply
    8,687.17x = 13,022.67 × 4,732.58
  4. Step 4: Simplify right side
    8,687.17x = 61,630,804.64
  5. Step 5: Solve for x
    x = 61,630,804.64/8,687.17
  6. Step 6: Final answer
    x = 7,094.46

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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.