Home / 8,931.17-13,396.73-2,357.41

Finding the Fourth Proportional to 8,931.17, 13,396.73 and 2,357.41

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Solution

The fourth proportional to 8,931.17, 13,396.73 and 2,357.41 is: 3,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.17 : 13,396.73 = 2,357.41 : x
  2. Step 2: Convert to fraction form
    8,931.17/13,396.73 = 2,357.41/x
  3. Step 3: Cross multiply
    8,931.17x = 13,396.73 × 2,357.41
  4. Step 4: Simplify right side
    8,931.17x = 31,581,518.29
  5. Step 5: Solve for x
    x = 31,581,518.29/8,931.17
  6. Step 6: Final answer
    x = 3,536.10

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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.