Home / 8,387.48-11,574.96-5,030.84

Finding the Fourth Proportional to 8,387.48, 11,574.96 and 5,030.84

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Solution

The fourth proportional to 8,387.48, 11,574.96 and 5,030.84 is: 6,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.48 : 11,574.96 = 5,030.84 : x
  2. Step 2: Convert to fraction form
    8,387.48/11,574.96 = 5,030.84/x
  3. Step 3: Cross multiply
    8,387.48x = 11,574.96 × 5,030.84
  4. Step 4: Simplify right side
    8,387.48x = 58,231,771.77
  5. Step 5: Solve for x
    x = 58,231,771.77/8,387.48
  6. Step 6: Final answer
    x = 6,942.70

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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.