Home / 7,113.14-10,674.95-5,742.86

Finding the Fourth Proportional to 7,113.14, 10,674.95 and 5,742.86

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Solution

The fourth proportional to 7,113.14, 10,674.95 and 5,742.86 is: 8,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.14 : 10,674.95 = 5,742.86 : x
  2. Step 2: Convert to fraction form
    7,113.14/10,674.95 = 5,742.86/x
  3. Step 3: Cross multiply
    7,113.14x = 10,674.95 × 5,742.86
  4. Step 4: Simplify right side
    7,113.14x = 61,304,743.36
  5. Step 5: Solve for x
    x = 61,304,743.36/7,113.14
  6. Step 6: Final answer
    x = 8,618.52

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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.