Home / 7,255.10-10,008.48-4,736.05

Finding the Fourth Proportional to 7,255.10, 10,008.48 and 4,736.05

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Solution

The fourth proportional to 7,255.10, 10,008.48 and 4,736.05 is: 6,533.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.10 : 10,008.48 = 4,736.05 : x
  2. Step 2: Convert to fraction form
    7,255.10/10,008.48 = 4,736.05/x
  3. Step 3: Cross multiply
    7,255.10x = 10,008.48 × 4,736.05
  4. Step 4: Simplify right side
    7,255.10x = 47,400,611.66
  5. Step 5: Solve for x
    x = 47,400,611.66/7,255.10
  6. Step 6: Final answer
    x = 6,533.42

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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.