Home / 7,580.15-10,460.68-4,222.95

Finding the Fourth Proportional to 7,580.15, 10,460.68 and 4,222.95

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Solution

The fourth proportional to 7,580.15, 10,460.68 and 4,222.95 is: 5,827.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.15 : 10,460.68 = 4,222.95 : x
  2. Step 2: Convert to fraction form
    7,580.15/10,460.68 = 4,222.95/x
  3. Step 3: Cross multiply
    7,580.15x = 10,460.68 × 4,222.95
  4. Step 4: Simplify right side
    7,580.15x = 44,174,907.49
  5. Step 5: Solve for x
    x = 44,174,907.49/7,580.15
  6. Step 6: Final answer
    x = 5,827.71

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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.