Home / 4,913.10-7,349.40-4,480.56

Finding the Fourth Proportional to 4,913.10, 7,349.40 and 4,480.56

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Solution

The fourth proportional to 4,913.10, 7,349.40 and 4,480.56 is: 6,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.10 : 7,349.40 = 4,480.56 : x
  2. Step 2: Convert to fraction form
    4,913.10/7,349.40 = 4,480.56/x
  3. Step 3: Cross multiply
    4,913.10x = 7,349.40 × 4,480.56
  4. Step 4: Simplify right side
    4,913.10x = 32,929,427.66
  5. Step 5: Solve for x
    x = 32,929,427.66/4,913.10
  6. Step 6: Final answer
    x = 6,702.37

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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.