Home / 9,617.39-14,400.01-4,990.67

Finding the Fourth Proportional to 9,617.39, 14,400.01 and 4,990.67

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Solution

The fourth proportional to 9,617.39, 14,400.01 and 4,990.67 is: 7,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.39 : 14,400.01 = 4,990.67 : x
  2. Step 2: Convert to fraction form
    9,617.39/14,400.01 = 4,990.67/x
  3. Step 3: Cross multiply
    9,617.39x = 14,400.01 × 4,990.67
  4. Step 4: Simplify right side
    9,617.39x = 71,865,697.91
  5. Step 5: Solve for x
    x = 71,865,697.91/9,617.39
  6. Step 6: Final answer
    x = 7,472.47

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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.