Home / 7,113.51-10,672.31-2,952.74

Finding the Fourth Proportional to 7,113.51, 10,672.31 and 2,952.74

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Solution

The fourth proportional to 7,113.51, 10,672.31 and 2,952.74 is: 4,429.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.51 : 10,672.31 = 2,952.74 : x
  2. Step 2: Convert to fraction form
    7,113.51/10,672.31 = 2,952.74/x
  3. Step 3: Cross multiply
    7,113.51x = 10,672.31 × 2,952.74
  4. Step 4: Simplify right side
    7,113.51x = 31,512,556.63
  5. Step 5: Solve for x
    x = 31,512,556.63/7,113.51
  6. Step 6: Final answer
    x = 4,429.96

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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.