Home / 10,688.11-16,032.18-2,896.91

Finding the Fourth Proportional to 10,688.11, 16,032.18 and 2,896.91

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Solution

The fourth proportional to 10,688.11, 16,032.18 and 2,896.91 is: 4,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.11 : 16,032.18 = 2,896.91 : x
  2. Step 2: Convert to fraction form
    10,688.11/16,032.18 = 2,896.91/x
  3. Step 3: Cross multiply
    10,688.11x = 16,032.18 × 2,896.91
  4. Step 4: Simplify right side
    10,688.11x = 46,443,782.56
  5. Step 5: Solve for x
    x = 46,443,782.56/10,688.11
  6. Step 6: Final answer
    x = 4,345.37

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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.