Home / 5,516.48-7,612.02-3,126.17

Finding the Fourth Proportional to 5,516.48, 7,612.02 and 3,126.17

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Solution

The fourth proportional to 5,516.48, 7,612.02 and 3,126.17 is: 4,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.48 : 7,612.02 = 3,126.17 : x
  2. Step 2: Convert to fraction form
    5,516.48/7,612.02 = 3,126.17/x
  3. Step 3: Cross multiply
    5,516.48x = 7,612.02 × 3,126.17
  4. Step 4: Simplify right side
    5,516.48x = 23,796,430.50
  5. Step 5: Solve for x
    x = 23,796,430.50/5,516.48
  6. Step 6: Final answer
    x = 4,313.70

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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.