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Finding the Fourth Proportional to 11,595.84, 15,995.93 and 7,339.11

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Solution

The fourth proportional to 11,595.84, 15,995.93 and 7,339.11 is: 10,123.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.84 : 15,995.93 = 7,339.11 : x
  2. Step 2: Convert to fraction form
    11,595.84/15,995.93 = 7,339.11/x
  3. Step 3: Cross multiply
    11,595.84x = 15,995.93 × 7,339.11
  4. Step 4: Simplify right side
    11,595.84x = 117,395,853.13
  5. Step 5: Solve for x
    x = 117,395,853.13/11,595.84
  6. Step 6: Final answer
    x = 10,123.96

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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.