Home / 9,728.50-14,595.05-3,154.67

Finding the Fourth Proportional to 9,728.50, 14,595.05 and 3,154.67

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Solution

The fourth proportional to 9,728.50, 14,595.05 and 3,154.67 is: 4,732.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728.50 : 14,595.05 = 3,154.67 : x
  2. Step 2: Convert to fraction form
    9,728.50/14,595.05 = 3,154.67/x
  3. Step 3: Cross multiply
    9,728.50x = 14,595.05 × 3,154.67
  4. Step 4: Simplify right side
    9,728.50x = 46,042,566.38
  5. Step 5: Solve for x
    x = 46,042,566.38/9,728.50
  6. Step 6: Final answer
    x = 4,732.75

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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.