Home / 6,387.79-9,580.65-2,006.27

Finding the Fourth Proportional to 6,387.79, 9,580.65 and 2,006.27

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Solution

The fourth proportional to 6,387.79, 9,580.65 and 2,006.27 is: 3,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.79 : 9,580.65 = 2,006.27 : x
  2. Step 2: Convert to fraction form
    6,387.79/9,580.65 = 2,006.27/x
  3. Step 3: Cross multiply
    6,387.79x = 9,580.65 × 2,006.27
  4. Step 4: Simplify right side
    6,387.79x = 19,221,368.10
  5. Step 5: Solve for x
    x = 19,221,368.10/6,387.79
  6. Step 6: Final answer
    x = 3,009.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.