Home / 7,666.31-10,578.33-4,308.46

Finding the Fourth Proportional to 7,666.31, 10,578.33 and 4,308.46

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Solution

The fourth proportional to 7,666.31, 10,578.33 and 4,308.46 is: 5,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.31 : 10,578.33 = 4,308.46 : x
  2. Step 2: Convert to fraction form
    7,666.31/10,578.33 = 4,308.46/x
  3. Step 3: Cross multiply
    7,666.31x = 10,578.33 × 4,308.46
  4. Step 4: Simplify right side
    7,666.31x = 45,576,285.23
  5. Step 5: Solve for x
    x = 45,576,285.23/7,666.31
  6. Step 6: Final answer
    x = 5,945.01

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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.