Home / 9,939.64-14,898.35-4,310.81

Finding the Fourth Proportional to 9,939.64, 14,898.35 and 4,310.81

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Solution

The fourth proportional to 9,939.64, 14,898.35 and 4,310.81 is: 6,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.64 : 14,898.35 = 4,310.81 : x
  2. Step 2: Convert to fraction form
    9,939.64/14,898.35 = 4,310.81/x
  3. Step 3: Cross multiply
    9,939.64x = 14,898.35 × 4,310.81
  4. Step 4: Simplify right side
    9,939.64x = 64,223,993.41
  5. Step 5: Solve for x
    x = 64,223,993.41/9,939.64
  6. Step 6: Final answer
    x = 6,461.40

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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.