Home / 9,868.88-14,790.76-4,320.74

Finding the Fourth Proportional to 9,868.88, 14,790.76 and 4,320.74

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Solution

The fourth proportional to 9,868.88, 14,790.76 and 4,320.74 is: 6,475.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.88 : 14,790.76 = 4,320.74 : x
  2. Step 2: Convert to fraction form
    9,868.88/14,790.76 = 4,320.74/x
  3. Step 3: Cross multiply
    9,868.88x = 14,790.76 × 4,320.74
  4. Step 4: Simplify right side
    9,868.88x = 63,907,028.36
  5. Step 5: Solve for x
    x = 63,907,028.36/9,868.88
  6. Step 6: Final answer
    x = 6,475.61

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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.