Home / 5,632.34-7,772.40-3,114.29

Finding the Fourth Proportional to 5,632.34, 7,772.40 and 3,114.29

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Solution

The fourth proportional to 5,632.34, 7,772.40 and 3,114.29 is: 4,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.34 : 7,772.40 = 3,114.29 : x
  2. Step 2: Convert to fraction form
    5,632.34/7,772.40 = 3,114.29/x
  3. Step 3: Cross multiply
    5,632.34x = 7,772.40 × 3,114.29
  4. Step 4: Simplify right side
    5,632.34x = 24,205,507.60
  5. Step 5: Solve for x
    x = 24,205,507.60/5,632.34
  6. Step 6: Final answer
    x = 4,297.59

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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.