Home / 4,572.48-6,307.76-2,800.96

Finding the Fourth Proportional to 4,572.48, 6,307.76 and 2,800.96

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Solution

The fourth proportional to 4,572.48, 6,307.76 and 2,800.96 is: 3,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.48 : 6,307.76 = 2,800.96 : x
  2. Step 2: Convert to fraction form
    4,572.48/6,307.76 = 2,800.96/x
  3. Step 3: Cross multiply
    4,572.48x = 6,307.76 × 2,800.96
  4. Step 4: Simplify right side
    4,572.48x = 17,667,783.45
  5. Step 5: Solve for x
    x = 17,667,783.45/4,572.48
  6. Step 6: Final answer
    x = 3,863.94

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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.