Home / 10,815.65-16,232.59-4,246.45

Finding the Fourth Proportional to 10,815.65, 16,232.59 and 4,246.45

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Solution

The fourth proportional to 10,815.65, 16,232.59 and 4,246.45 is: 6,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.65 : 16,232.59 = 4,246.45 : x
  2. Step 2: Convert to fraction form
    10,815.65/16,232.59 = 4,246.45/x
  3. Step 3: Cross multiply
    10,815.65x = 16,232.59 × 4,246.45
  4. Step 4: Simplify right side
    10,815.65x = 68,930,800.64
  5. Step 5: Solve for x
    x = 68,930,800.64/10,815.65
  6. Step 6: Final answer
    x = 6,373.25

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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.