Home / 7,486.86-10,330.02-4,342.44

Finding the Fourth Proportional to 7,486.86, 10,330.02 and 4,342.44

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Solution

The fourth proportional to 7,486.86, 10,330.02 and 4,342.44 is: 5,991.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.86 : 10,330.02 = 4,342.44 : x
  2. Step 2: Convert to fraction form
    7,486.86/10,330.02 = 4,342.44/x
  3. Step 3: Cross multiply
    7,486.86x = 10,330.02 × 4,342.44
  4. Step 4: Simplify right side
    7,486.86x = 44,857,492.05
  5. Step 5: Solve for x
    x = 44,857,492.05/7,486.86
  6. Step 6: Final answer
    x = 5,991.50

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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.