Home / 5,752.34-7,938.09-3,762.85

Finding the Fourth Proportional to 5,752.34, 7,938.09 and 3,762.85

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Solution

The fourth proportional to 5,752.34, 7,938.09 and 3,762.85 is: 5,192.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.34 : 7,938.09 = 3,762.85 : x
  2. Step 2: Convert to fraction form
    5,752.34/7,938.09 = 3,762.85/x
  3. Step 3: Cross multiply
    5,752.34x = 7,938.09 × 3,762.85
  4. Step 4: Simplify right side
    5,752.34x = 29,869,841.96
  5. Step 5: Solve for x
    x = 29,869,841.96/5,752.34
  6. Step 6: Final answer
    x = 5,192.64

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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.