Home / 9,579.74-13,220.42-5,800.76

Finding the Fourth Proportional to 9,579.74, 13,220.42 and 5,800.76

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Solution

The fourth proportional to 9,579.74, 13,220.42 and 5,800.76 is: 8,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.74 : 13,220.42 = 5,800.76 : x
  2. Step 2: Convert to fraction form
    9,579.74/13,220.42 = 5,800.76/x
  3. Step 3: Cross multiply
    9,579.74x = 13,220.42 × 5,800.76
  4. Step 4: Simplify right side
    9,579.74x = 76,688,431.92
  5. Step 5: Solve for x
    x = 76,688,431.92/9,579.74
  6. Step 6: Final answer
    x = 8,005.27

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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.