Home / 10,378.98-14,318.91-6,601.14

Finding the Fourth Proportional to 10,378.98, 14,318.91 and 6,601.14

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Solution

The fourth proportional to 10,378.98, 14,318.91 and 6,601.14 is: 9,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378.98 : 14,318.91 = 6,601.14 : x
  2. Step 2: Convert to fraction form
    10,378.98/14,318.91 = 6,601.14/x
  3. Step 3: Cross multiply
    10,378.98x = 14,318.91 × 6,601.14
  4. Step 4: Simplify right side
    10,378.98x = 94,521,129.56
  5. Step 5: Solve for x
    x = 94,521,129.56/10,378.98
  6. Step 6: Final answer
    x = 9,106.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.