Home / 5,110.76-7,666.32-2,337.58

Finding the Fourth Proportional to 5,110.76, 7,666.32 and 2,337.58

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Solution

The fourth proportional to 5,110.76, 7,666.32 and 2,337.58 is: 3,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.76 : 7,666.32 = 2,337.58 : x
  2. Step 2: Convert to fraction form
    5,110.76/7,666.32 = 2,337.58/x
  3. Step 3: Cross multiply
    5,110.76x = 7,666.32 × 2,337.58
  4. Step 4: Simplify right side
    5,110.76x = 17,920,636.31
  5. Step 5: Solve for x
    x = 17,920,636.31/5,110.76
  6. Step 6: Final answer
    x = 3,506.45

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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.