Home / 10,797.19-14,900.13-6,320.72

Finding the Fourth Proportional to 10,797.19, 14,900.13 and 6,320.72

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Solution

The fourth proportional to 10,797.19, 14,900.13 and 6,320.72 is: 8,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797.19 : 14,900.13 = 6,320.72 : x
  2. Step 2: Convert to fraction form
    10,797.19/14,900.13 = 6,320.72/x
  3. Step 3: Cross multiply
    10,797.19x = 14,900.13 × 6,320.72
  4. Step 4: Simplify right side
    10,797.19x = 94,179,586.94
  5. Step 5: Solve for x
    x = 94,179,586.94/10,797.19
  6. Step 6: Final answer
    x = 8,722.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.