Home / 10,957.65-16,422.50-5,336.67

Finding the Fourth Proportional to 10,957.65, 16,422.50 and 5,336.67

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Solution

The fourth proportional to 10,957.65, 16,422.50 and 5,336.67 is: 7,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.65 : 16,422.50 = 5,336.67 : x
  2. Step 2: Convert to fraction form
    10,957.65/16,422.50 = 5,336.67/x
  3. Step 3: Cross multiply
    10,957.65x = 16,422.50 × 5,336.67
  4. Step 4: Simplify right side
    10,957.65x = 87,641,463.08
  5. Step 5: Solve for x
    x = 87,641,463.08/10,957.65
  6. Step 6: Final answer
    x = 7,998.20

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1.5x scale

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.