Home / 9,622.81-14,364.55-8,314.97

Finding the Fourth Proportional to 9,622.81, 14,364.55 and 8,314.97

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Solution

The fourth proportional to 9,622.81, 14,364.55 and 8,314.97 is: 12,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622.81 : 14,364.55 = 8,314.97 : x
  2. Step 2: Convert to fraction form
    9,622.81/14,364.55 = 8,314.97/x
  3. Step 3: Cross multiply
    9,622.81x = 14,364.55 × 8,314.97
  4. Step 4: Simplify right side
    9,622.81x = 119,440,709.70
  5. Step 5: Solve for x
    x = 119,440,709.70/9,622.81
  6. Step 6: Final answer
    x = 12,412.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.