Home / 7,004.64-10,506.96-2,387.64

Finding the Fourth Proportional to 7,004.64, 10,506.96 and 2,387.64

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Solution

The fourth proportional to 7,004.64, 10,506.96 and 2,387.64 is: 3,581.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.64 : 10,506.96 = 2,387.64 : x
  2. Step 2: Convert to fraction form
    7,004.64/10,506.96 = 2,387.64/x
  3. Step 3: Cross multiply
    7,004.64x = 10,506.96 × 2,387.64
  4. Step 4: Simplify right side
    7,004.64x = 25,086,837.97
  5. Step 5: Solve for x
    x = 25,086,837.97/7,004.64
  6. Step 6: Final answer
    x = 3,581.46

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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.