Home / 9,872.40-14,807.48-3,951.84

Finding the Fourth Proportional to 9,872.40, 14,807.48 and 3,951.84

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Solution

The fourth proportional to 9,872.40, 14,807.48 and 3,951.84 is: 5,927.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.40 : 14,807.48 = 3,951.84 : x
  2. Step 2: Convert to fraction form
    9,872.40/14,807.48 = 3,951.84/x
  3. Step 3: Cross multiply
    9,872.40x = 14,807.48 × 3,951.84
  4. Step 4: Simplify right side
    9,872.40x = 58,516,772.00
  5. Step 5: Solve for x
    x = 58,516,772.00/9,872.40
  6. Step 6: Final answer
    x = 5,927.31

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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.