Home / 6,166.78-8,513.45-4,153.08

Finding the Fourth Proportional to 6,166.78, 8,513.45 and 4,153.08

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Solution

The fourth proportional to 6,166.78, 8,513.45 and 4,153.08 is: 5,733.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,166.78 : 8,513.45 = 4,153.08 : x
  2. Step 2: Convert to fraction form
    6,166.78/8,513.45 = 4,153.08/x
  3. Step 3: Cross multiply
    6,166.78x = 8,513.45 × 4,153.08
  4. Step 4: Simplify right side
    6,166.78x = 35,357,038.93
  5. Step 5: Solve for x
    x = 35,357,038.93/6,166.78
  6. Step 6: Final answer
    x = 5,733.47

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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.