Home / 4,306.12-6,461.62-1,840.72

Finding the Fourth Proportional to 4,306.12, 6,461.62 and 1,840.72

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Solution

The fourth proportional to 4,306.12, 6,461.62 and 1,840.72 is: 2,762.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.12 : 6,461.62 = 1,840.72 : x
  2. Step 2: Convert to fraction form
    4,306.12/6,461.62 = 1,840.72/x
  3. Step 3: Cross multiply
    4,306.12x = 6,461.62 × 1,840.72
  4. Step 4: Simplify right side
    4,306.12x = 11,894,033.17
  5. Step 5: Solve for x
    x = 11,894,033.17/4,306.12
  6. Step 6: Final answer
    x = 2,762.12

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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.