Home / 6,518.46-8,992.16-4,124.39

Finding the Fourth Proportional to 6,518.46, 8,992.16 and 4,124.39

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Solution

The fourth proportional to 6,518.46, 8,992.16 and 4,124.39 is: 5,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.46 : 8,992.16 = 4,124.39 : x
  2. Step 2: Convert to fraction form
    6,518.46/8,992.16 = 4,124.39/x
  3. Step 3: Cross multiply
    6,518.46x = 8,992.16 × 4,124.39
  4. Step 4: Simplify right side
    6,518.46x = 37,087,206.34
  5. Step 5: Solve for x
    x = 37,087,206.34/6,518.46
  6. Step 6: Final answer
    x = 5,689.57

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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.