Home / 10,975.86-16,459.13-4,731.98

Finding the Fourth Proportional to 10,975.86, 16,459.13 and 4,731.98

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Solution

The fourth proportional to 10,975.86, 16,459.13 and 4,731.98 is: 7,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.86 : 16,459.13 = 4,731.98 : x
  2. Step 2: Convert to fraction form
    10,975.86/16,459.13 = 4,731.98/x
  3. Step 3: Cross multiply
    10,975.86x = 16,459.13 × 4,731.98
  4. Step 4: Simplify right side
    10,975.86x = 77,884,203.51
  5. Step 5: Solve for x
    x = 77,884,203.51/10,975.86
  6. Step 6: Final answer
    x = 7,095.95

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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.