Home / 4,679.40-6,444.45-4,577.34

Finding the Fourth Proportional to 4,679.40, 6,444.45 and 4,577.34

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Solution

The fourth proportional to 4,679.40, 6,444.45 and 4,577.34 is: 6,303.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.40 : 6,444.45 = 4,577.34 : x
  2. Step 2: Convert to fraction form
    4,679.40/6,444.45 = 4,577.34/x
  3. Step 3: Cross multiply
    4,679.40x = 6,444.45 × 4,577.34
  4. Step 4: Simplify right side
    4,679.40x = 29,498,438.76
  5. Step 5: Solve for x
    x = 29,498,438.76/4,679.40
  6. Step 6: Final answer
    x = 6,303.89

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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.