Home / 7,677.45-11,520.63-5,048.19

Finding the Fourth Proportional to 7,677.45, 11,520.63 and 5,048.19

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Solution

The fourth proportional to 7,677.45, 11,520.63 and 5,048.19 is: 7,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.45 : 11,520.63 = 5,048.19 : x
  2. Step 2: Convert to fraction form
    7,677.45/11,520.63 = 5,048.19/x
  3. Step 3: Cross multiply
    7,677.45x = 11,520.63 × 5,048.19
  4. Step 4: Simplify right side
    7,677.45x = 58,158,329.16
  5. Step 5: Solve for x
    x = 58,158,329.16/7,677.45
  6. Step 6: Final answer
    x = 7,575.21

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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.