Home / 7,579.58-10,460.14-4,222.18

Finding the Fourth Proportional to 7,579.58, 10,460.14 and 4,222.18

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Solution

The fourth proportional to 7,579.58, 10,460.14 and 4,222.18 is: 5,826.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.58 : 10,460.14 = 4,222.18 : x
  2. Step 2: Convert to fraction form
    7,579.58/10,460.14 = 4,222.18/x
  3. Step 3: Cross multiply
    7,579.58x = 10,460.14 × 4,222.18
  4. Step 4: Simplify right side
    7,579.58x = 44,164,593.91
  5. Step 5: Solve for x
    x = 44,164,593.91/7,579.58
  6. Step 6: Final answer
    x = 5,826.79

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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.