Home / 5,510.86-8,257.48-4,951.35

Finding the Fourth Proportional to 5,510.86, 8,257.48 and 4,951.35

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Solution

The fourth proportional to 5,510.86, 8,257.48 and 4,951.35 is: 7,419.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.86 : 8,257.48 = 4,951.35 : x
  2. Step 2: Convert to fraction form
    5,510.86/8,257.48 = 4,951.35/x
  3. Step 3: Cross multiply
    5,510.86x = 8,257.48 × 4,951.35
  4. Step 4: Simplify right side
    5,510.86x = 40,885,661.22
  5. Step 5: Solve for x
    x = 40,885,661.22/5,510.86
  6. Step 6: Final answer
    x = 7,419.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.