Home / 10,579.62-15,866.81-4,341.40

Finding the Fourth Proportional to 10,579.62, 15,866.81 and 4,341.40

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Solution

The fourth proportional to 10,579.62, 15,866.81 and 4,341.40 is: 6,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.62 : 15,866.81 = 4,341.40 : x
  2. Step 2: Convert to fraction form
    10,579.62/15,866.81 = 4,341.40/x
  3. Step 3: Cross multiply
    10,579.62x = 15,866.81 × 4,341.40
  4. Step 4: Simplify right side
    10,579.62x = 68,884,168.93
  5. Step 5: Solve for x
    x = 68,884,168.93/10,579.62
  6. Step 6: Final answer
    x = 6,511.02

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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.