Home / 7,404.16-10,216.75-4,755.15

Finding the Fourth Proportional to 7,404.16, 10,216.75 and 4,755.15

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Solution

The fourth proportional to 7,404.16, 10,216.75 and 4,755.15 is: 6,561.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.16 : 10,216.75 = 4,755.15 : x
  2. Step 2: Convert to fraction form
    7,404.16/10,216.75 = 4,755.15/x
  3. Step 3: Cross multiply
    7,404.16x = 10,216.75 × 4,755.15
  4. Step 4: Simplify right side
    7,404.16x = 48,582,178.76
  5. Step 5: Solve for x
    x = 48,582,178.76/7,404.16
  6. Step 6: Final answer
    x = 6,561.47

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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.