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Finding the Fourth Proportional to 9,868.71, 14,803.07 and 4,025.78

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Solution

The fourth proportional to 9,868.71, 14,803.07 and 4,025.78 is: 6,038.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.71 : 14,803.07 = 4,025.78 : x
  2. Step 2: Convert to fraction form
    9,868.71/14,803.07 = 4,025.78/x
  3. Step 3: Cross multiply
    9,868.71x = 14,803.07 × 4,025.78
  4. Step 4: Simplify right side
    9,868.71x = 59,593,809.00
  5. Step 5: Solve for x
    x = 59,593,809.00/9,868.71
  6. Step 6: Final answer
    x = 6,038.66

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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.