Home / 6,884.07-9,495.09-6,318.74

Finding the Fourth Proportional to 6,884.07, 9,495.09 and 6,318.74

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Solution

The fourth proportional to 6,884.07, 9,495.09 and 6,318.74 is: 8,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.07 : 9,495.09 = 6,318.74 : x
  2. Step 2: Convert to fraction form
    6,884.07/9,495.09 = 6,318.74/x
  3. Step 3: Cross multiply
    6,884.07x = 9,495.09 × 6,318.74
  4. Step 4: Simplify right side
    6,884.07x = 59,996,957.51
  5. Step 5: Solve for x
    x = 59,996,957.51/6,884.07
  6. Step 6: Final answer
    x = 8,715.33

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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.