Home / 8,709.23-13,064.14-2,866.30

Finding the Fourth Proportional to 8,709.23, 13,064.14 and 2,866.30

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Solution

The fourth proportional to 8,709.23, 13,064.14 and 2,866.30 is: 4,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709.23 : 13,064.14 = 2,866.30 : x
  2. Step 2: Convert to fraction form
    8,709.23/13,064.14 = 2,866.30/x
  3. Step 3: Cross multiply
    8,709.23x = 13,064.14 × 2,866.30
  4. Step 4: Simplify right side
    8,709.23x = 37,445,744.48
  5. Step 5: Solve for x
    x = 37,445,744.48/8,709.23
  6. Step 6: Final answer
    x = 4,299.55

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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.