Home / 10,329.86-14,254.91-5,855.06

Finding the Fourth Proportional to 10,329.86, 14,254.91 and 5,855.06

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Solution

The fourth proportional to 10,329.86, 14,254.91 and 5,855.06 is: 8,079.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.86 : 14,254.91 = 5,855.06 : x
  2. Step 2: Convert to fraction form
    10,329.86/14,254.91 = 5,855.06/x
  3. Step 3: Cross multiply
    10,329.86x = 14,254.91 × 5,855.06
  4. Step 4: Simplify right side
    10,329.86x = 83,463,353.34
  5. Step 5: Solve for x
    x = 83,463,353.34/10,329.86
  6. Step 6: Final answer
    x = 8,079.81

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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.