Home / 7,146.10-10,720.41-2,466.61

Finding the Fourth Proportional to 7,146.10, 10,720.41 and 2,466.61

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Solution

The fourth proportional to 7,146.10, 10,720.41 and 2,466.61 is: 3,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146.10 : 10,720.41 = 2,466.61 : x
  2. Step 2: Convert to fraction form
    7,146.10/10,720.41 = 2,466.61/x
  3. Step 3: Cross multiply
    7,146.10x = 10,720.41 × 2,466.61
  4. Step 4: Simplify right side
    7,146.10x = 26,443,070.51
  5. Step 5: Solve for x
    x = 26,443,070.51/7,146.10
  6. Step 6: Final answer
    x = 3,700.35

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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.