Home / 7,907.18-10,907.34-5,073.55

Finding the Fourth Proportional to 7,907.18, 10,907.34 and 5,073.55

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Solution

The fourth proportional to 7,907.18, 10,907.34 and 5,073.55 is: 6,998.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.18 : 10,907.34 = 5,073.55 : x
  2. Step 2: Convert to fraction form
    7,907.18/10,907.34 = 5,073.55/x
  3. Step 3: Cross multiply
    7,907.18x = 10,907.34 × 5,073.55
  4. Step 4: Simplify right side
    7,907.18x = 55,338,934.86
  5. Step 5: Solve for x
    x = 55,338,934.86/7,907.18
  6. Step 6: Final answer
    x = 6,998.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.