Home / 5,789.40-7,984.35-4,669.98

Finding the Fourth Proportional to 5,789.40, 7,984.35 and 4,669.98

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Solution

The fourth proportional to 5,789.40, 7,984.35 and 4,669.98 is: 6,440.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.40 : 7,984.35 = 4,669.98 : x
  2. Step 2: Convert to fraction form
    5,789.40/7,984.35 = 4,669.98/x
  3. Step 3: Cross multiply
    5,789.40x = 7,984.35 × 4,669.98
  4. Step 4: Simplify right side
    5,789.40x = 37,286,754.81
  5. Step 5: Solve for x
    x = 37,286,754.81/5,789.40
  6. Step 6: Final answer
    x = 6,440.52

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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.