Home / 7,666.14-10,579.20-4,308.96

Finding the Fourth Proportional to 7,666.14, 10,579.20 and 4,308.96

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Solution

The fourth proportional to 7,666.14, 10,579.20 and 4,308.96 is: 5,946.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.14 : 10,579.20 = 4,308.96 : x
  2. Step 2: Convert to fraction form
    7,666.14/10,579.20 = 4,308.96/x
  3. Step 3: Cross multiply
    7,666.14x = 10,579.20 × 4,308.96
  4. Step 4: Simplify right side
    7,666.14x = 45,585,349.63
  5. Step 5: Solve for x
    x = 45,585,349.63/7,666.14
  6. Step 6: Final answer
    x = 5,946.32

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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.