Home / 11,707.23-16,155.89-6,602.28

Finding the Fourth Proportional to 11,707.23, 16,155.89 and 6,602.28

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Solution

The fourth proportional to 11,707.23, 16,155.89 and 6,602.28 is: 9,111.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.23 : 16,155.89 = 6,602.28 : x
  2. Step 2: Convert to fraction form
    11,707.23/16,155.89 = 6,602.28/x
  3. Step 3: Cross multiply
    11,707.23x = 16,155.89 × 6,602.28
  4. Step 4: Simplify right side
    11,707.23x = 106,665,676.42
  5. Step 5: Solve for x
    x = 106,665,676.42/11,707.23
  6. Step 6: Final answer
    x = 9,111.09

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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.