Home / 6,784.74-10,127.96-5,866.20

Finding the Fourth Proportional to 6,784.74, 10,127.96 and 5,866.20

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Solution

The fourth proportional to 6,784.74, 10,127.96 and 5,866.20 is: 8,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.74 : 10,127.96 = 5,866.20 : x
  2. Step 2: Convert to fraction form
    6,784.74/10,127.96 = 5,866.20/x
  3. Step 3: Cross multiply
    6,784.74x = 10,127.96 × 5,866.20
  4. Step 4: Simplify right side
    6,784.74x = 59,412,609.62
  5. Step 5: Solve for x
    x = 59,412,609.62/6,784.74
  6. Step 6: Final answer
    x = 8,756.80

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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.