Home / 7,186.43-10,779.95-2,506.91

Finding the Fourth Proportional to 7,186.43, 10,779.95 and 2,506.91

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Solution

The fourth proportional to 7,186.43, 10,779.95 and 2,506.91 is: 3,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.43 : 10,779.95 = 2,506.91 : x
  2. Step 2: Convert to fraction form
    7,186.43/10,779.95 = 2,506.91/x
  3. Step 3: Cross multiply
    7,186.43x = 10,779.95 × 2,506.91
  4. Step 4: Simplify right side
    7,186.43x = 27,024,397.67
  5. Step 5: Solve for x
    x = 27,024,397.67/7,186.43
  6. Step 6: Final answer
    x = 3,760.47

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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.