Home / 5,478.37-8,224.62-4,703.36

Finding the Fourth Proportional to 5,478.37, 8,224.62 and 4,703.36

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Solution

The fourth proportional to 5,478.37, 8,224.62 and 4,703.36 is: 7,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478.37 : 8,224.62 = 4,703.36 : x
  2. Step 2: Convert to fraction form
    5,478.37/8,224.62 = 4,703.36/x
  3. Step 3: Cross multiply
    5,478.37x = 8,224.62 × 4,703.36
  4. Step 4: Simplify right side
    5,478.37x = 38,683,348.72
  5. Step 5: Solve for x
    x = 38,683,348.72/5,478.37
  6. Step 6: Final answer
    x = 7,061.11

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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.