Home / 9,701.09-13,376.90-6,551.81

Finding the Fourth Proportional to 9,701.09, 13,376.90 and 6,551.81

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Solution

The fourth proportional to 9,701.09, 13,376.90 and 6,551.81 is: 9,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.09 : 13,376.90 = 6,551.81 : x
  2. Step 2: Convert to fraction form
    9,701.09/13,376.90 = 6,551.81/x
  3. Step 3: Cross multiply
    9,701.09x = 13,376.90 × 6,551.81
  4. Step 4: Simplify right side
    9,701.09x = 87,642,856.68
  5. Step 5: Solve for x
    x = 87,642,856.68/9,701.09
  6. Step 6: Final answer
    x = 9,034.34

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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.