Home / 5,689.40-7,852.08-3,331.48

Finding the Fourth Proportional to 5,689.40, 7,852.08 and 3,331.48

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Solution

The fourth proportional to 5,689.40, 7,852.08 and 3,331.48 is: 4,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.40 : 7,852.08 = 3,331.48 : x
  2. Step 2: Convert to fraction form
    5,689.40/7,852.08 = 3,331.48/x
  3. Step 3: Cross multiply
    5,689.40x = 7,852.08 × 3,331.48
  4. Step 4: Simplify right side
    5,689.40x = 26,159,047.48
  5. Step 5: Solve for x
    x = 26,159,047.48/5,689.40
  6. Step 6: Final answer
    x = 4,597.86

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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.