Home / 9,688.65-14,533.34-2,669.21

Finding the Fourth Proportional to 9,688.65, 14,533.34 and 2,669.21

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Solution

The fourth proportional to 9,688.65, 14,533.34 and 2,669.21 is: 4,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.65 : 14,533.34 = 2,669.21 : x
  2. Step 2: Convert to fraction form
    9,688.65/14,533.34 = 2,669.21/x
  3. Step 3: Cross multiply
    9,688.65x = 14,533.34 × 2,669.21
  4. Step 4: Simplify right side
    9,688.65x = 38,792,536.46
  5. Step 5: Solve for x
    x = 38,792,536.46/9,688.65
  6. Step 6: Final answer
    x = 4,003.92

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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.