Home / 10,795.61-16,165.73-9,134.87

Finding the Fourth Proportional to 10,795.61, 16,165.73 and 9,134.87

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Solution

The fourth proportional to 10,795.61, 16,165.73 and 9,134.87 is: 13,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,795.61 : 16,165.73 = 9,134.87 : x
  2. Step 2: Convert to fraction form
    10,795.61/16,165.73 = 9,134.87/x
  3. Step 3: Cross multiply
    10,795.61x = 16,165.73 × 9,134.87
  4. Step 4: Simplify right side
    10,795.61x = 147,671,784.01
  5. Step 5: Solve for x
    x = 147,671,784.01/10,795.61
  6. Step 6: Final answer
    x = 13,678.87

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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.