Home / 9,928.86-14,871.42-6,626.49

Finding the Fourth Proportional to 9,928.86, 14,871.42 and 6,626.49

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Solution

The fourth proportional to 9,928.86, 14,871.42 and 6,626.49 is: 9,925.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.86 : 14,871.42 = 6,626.49 : x
  2. Step 2: Convert to fraction form
    9,928.86/14,871.42 = 6,626.49/x
  3. Step 3: Cross multiply
    9,928.86x = 14,871.42 × 6,626.49
  4. Step 4: Simplify right side
    9,928.86x = 98,545,315.92
  5. Step 5: Solve for x
    x = 98,545,315.92/9,928.86
  6. Step 6: Final answer
    x = 9,925.14

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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.