Home / 10,711.98-16,070.40-3,316.68

Finding the Fourth Proportional to 10,711.98, 16,070.40 and 3,316.68

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Solution

The fourth proportional to 10,711.98, 16,070.40 and 3,316.68 is: 4,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711.98 : 16,070.40 = 3,316.68 : x
  2. Step 2: Convert to fraction form
    10,711.98/16,070.40 = 3,316.68/x
  3. Step 3: Cross multiply
    10,711.98x = 16,070.40 × 3,316.68
  4. Step 4: Simplify right side
    10,711.98x = 53,300,374.27
  5. Step 5: Solve for x
    x = 53,300,374.27/10,711.98
  6. Step 6: Final answer
    x = 4,975.77

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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.