Home / 10,663.04-14,714.82-6,187.54

Finding the Fourth Proportional to 10,663.04, 14,714.82 and 6,187.54

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Solution

The fourth proportional to 10,663.04, 14,714.82 and 6,187.54 is: 8,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.04 : 14,714.82 = 6,187.54 : x
  2. Step 2: Convert to fraction form
    10,663.04/14,714.82 = 6,187.54/x
  3. Step 3: Cross multiply
    10,663.04x = 14,714.82 × 6,187.54
  4. Step 4: Simplify right side
    10,663.04x = 91,048,537.34
  5. Step 5: Solve for x
    x = 91,048,537.34/10,663.04
  6. Step 6: Final answer
    x = 8,538.70

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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.