Home / 9,820.30-14,725.51-4,550.79

Finding the Fourth Proportional to 9,820.30, 14,725.51 and 4,550.79

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Solution

The fourth proportional to 9,820.30, 14,725.51 and 4,550.79 is: 6,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.30 : 14,725.51 = 4,550.79 : x
  2. Step 2: Convert to fraction form
    9,820.30/14,725.51 = 4,550.79/x
  3. Step 3: Cross multiply
    9,820.30x = 14,725.51 × 4,550.79
  4. Step 4: Simplify right side
    9,820.30x = 67,012,703.65
  5. Step 5: Solve for x
    x = 67,012,703.65/9,820.30
  6. Step 6: Final answer
    x = 6,823.90

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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.