Home / 7,115.58-10,674.64-2,434.49

Finding the Fourth Proportional to 7,115.58, 10,674.64 and 2,434.49

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Solution

The fourth proportional to 7,115.58, 10,674.64 and 2,434.49 is: 3,652.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115.58 : 10,674.64 = 2,434.49 : x
  2. Step 2: Convert to fraction form
    7,115.58/10,674.64 = 2,434.49/x
  3. Step 3: Cross multiply
    7,115.58x = 10,674.64 × 2,434.49
  4. Step 4: Simplify right side
    7,115.58x = 25,987,280.34
  5. Step 5: Solve for x
    x = 25,987,280.34/7,115.58
  6. Step 6: Final answer
    x = 3,652.17

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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.