Home / 7,666.60-10,579.26-4,309.16

Finding the Fourth Proportional to 7,666.60, 10,579.26 and 4,309.16

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Solution

The fourth proportional to 7,666.60, 10,579.26 and 4,309.16 is: 5,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.60 : 10,579.26 = 4,309.16 : x
  2. Step 2: Convert to fraction form
    7,666.60/10,579.26 = 4,309.16/x
  3. Step 3: Cross multiply
    7,666.60x = 10,579.26 × 4,309.16
  4. Step 4: Simplify right side
    7,666.60x = 45,587,724.02
  5. Step 5: Solve for x
    x = 45,587,724.02/7,666.60
  6. Step 6: Final answer
    x = 5,946.28

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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.