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Finding the Fourth Proportional to 9,572.74, 14,359.13 and 4,643.11

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Solution

The fourth proportional to 9,572.74, 14,359.13 and 4,643.11 is: 6,964.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,572.74 : 14,359.13 = 4,643.11 : x
  2. Step 2: Convert to fraction form
    9,572.74/14,359.13 = 4,643.11/x
  3. Step 3: Cross multiply
    9,572.74x = 14,359.13 × 4,643.11
  4. Step 4: Simplify right side
    9,572.74x = 66,670,969.69
  5. Step 5: Solve for x
    x = 66,670,969.69/9,572.74
  6. Step 6: Final answer
    x = 6,964.67

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Similar ratio
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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.