Home / 7,666.43-10,580.09-4,263.80

Finding the Fourth Proportional to 7,666.43, 10,580.09 and 4,263.80

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Solution

The fourth proportional to 7,666.43, 10,580.09 and 4,263.80 is: 5,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.43 : 10,580.09 = 4,263.80 : x
  2. Step 2: Convert to fraction form
    7,666.43/10,580.09 = 4,263.80/x
  3. Step 3: Cross multiply
    7,666.43x = 10,580.09 × 4,263.80
  4. Step 4: Simplify right side
    7,666.43x = 45,111,313.52
  5. Step 5: Solve for x
    x = 45,111,313.52/7,666.43
  6. Step 6: Final answer
    x = 5,884.27

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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.