Home / 10,009.34-15,011.08-3,764.86

Finding the Fourth Proportional to 10,009.34, 15,011.08 and 3,764.86

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Solution

The fourth proportional to 10,009.34, 15,011.08 and 3,764.86 is: 5,646.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.34 : 15,011.08 = 3,764.86 : x
  2. Step 2: Convert to fraction form
    10,009.34/15,011.08 = 3,764.86/x
  3. Step 3: Cross multiply
    10,009.34x = 15,011.08 × 3,764.86
  4. Step 4: Simplify right side
    10,009.34x = 56,514,614.65
  5. Step 5: Solve for x
    x = 56,514,614.65/10,009.34
  6. Step 6: Final answer
    x = 5,646.19

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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.