Home / 10,740.67-16,113.80-3,345.25

Finding the Fourth Proportional to 10,740.67, 16,113.80 and 3,345.25

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Solution

The fourth proportional to 10,740.67, 16,113.80 and 3,345.25 is: 5,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.67 : 16,113.80 = 3,345.25 : x
  2. Step 2: Convert to fraction form
    10,740.67/16,113.80 = 3,345.25/x
  3. Step 3: Cross multiply
    10,740.67x = 16,113.80 × 3,345.25
  4. Step 4: Simplify right side
    10,740.67x = 53,904,672.72
  5. Step 5: Solve for x
    x = 53,904,672.72/10,740.67
  6. Step 6: Final answer
    x = 5,018.74

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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.