Home / 4,778.17-6,598.88-3,289.93

Finding the Fourth Proportional to 4,778.17, 6,598.88 and 3,289.93

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Solution

The fourth proportional to 4,778.17, 6,598.88 and 3,289.93 is: 4,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.17 : 6,598.88 = 3,289.93 : x
  2. Step 2: Convert to fraction form
    4,778.17/6,598.88 = 3,289.93/x
  3. Step 3: Cross multiply
    4,778.17x = 6,598.88 × 3,289.93
  4. Step 4: Simplify right side
    4,778.17x = 21,709,853.28
  5. Step 5: Solve for x
    x = 21,709,853.28/4,778.17
  6. Step 6: Final answer
    x = 4,543.55

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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.