Home / 7,255.58-10,887.48-4,327.74

Finding the Fourth Proportional to 7,255.58, 10,887.48 and 4,327.74

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Solution

The fourth proportional to 7,255.58, 10,887.48 and 4,327.74 is: 6,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.58 : 10,887.48 = 4,327.74 : x
  2. Step 2: Convert to fraction form
    7,255.58/10,887.48 = 4,327.74/x
  3. Step 3: Cross multiply
    7,255.58x = 10,887.48 × 4,327.74
  4. Step 4: Simplify right side
    7,255.58x = 47,118,182.70
  5. Step 5: Solve for x
    x = 47,118,182.70/7,255.58
  6. Step 6: Final answer
    x = 6,494.07

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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.