Home / 7,317.28-10,065.94-6,416.97

Finding the Fourth Proportional to 7,317.28, 10,065.94 and 6,416.97

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Solution

The fourth proportional to 7,317.28, 10,065.94 and 6,416.97 is: 8,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.28 : 10,065.94 = 6,416.97 : x
  2. Step 2: Convert to fraction form
    7,317.28/10,065.94 = 6,416.97/x
  3. Step 3: Cross multiply
    7,317.28x = 10,065.94 × 6,416.97
  4. Step 4: Simplify right side
    7,317.28x = 64,592,835.00
  5. Step 5: Solve for x
    x = 64,592,835.00/7,317.28
  6. Step 6: Final answer
    x = 8,827.44

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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.