Home / 9,686.83-14,528.40-3,763.72

Finding the Fourth Proportional to 9,686.83, 14,528.40 and 3,763.72

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Solution

The fourth proportional to 9,686.83, 14,528.40 and 3,763.72 is: 5,644.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686.83 : 14,528.40 = 3,763.72 : x
  2. Step 2: Convert to fraction form
    9,686.83/14,528.40 = 3,763.72/x
  3. Step 3: Cross multiply
    9,686.83x = 14,528.40 × 3,763.72
  4. Step 4: Simplify right side
    9,686.83x = 54,680,829.65
  5. Step 5: Solve for x
    x = 54,680,829.65/9,686.83
  6. Step 6: Final answer
    x = 5,644.86

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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.