Home / 10,690.07-16,038.34-7,576.13

Finding the Fourth Proportional to 10,690.07, 16,038.34 and 7,576.13

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Solution

The fourth proportional to 10,690.07, 16,038.34 and 7,576.13 is: 11,366.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.07 : 16,038.34 = 7,576.13 : x
  2. Step 2: Convert to fraction form
    10,690.07/16,038.34 = 7,576.13/x
  3. Step 3: Cross multiply
    10,690.07x = 16,038.34 × 7,576.13
  4. Step 4: Simplify right side
    10,690.07x = 121,508,569.98
  5. Step 5: Solve for x
    x = 121,508,569.98/10,690.07
  6. Step 6: Final answer
    x = 11,366.49

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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.