Home / 9,428.64-14,140.80-4,236

Finding the Fourth Proportional to 9,428.64, 14,140.80 and 4,236

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Solution

The fourth proportional to 9,428.64, 14,140.80 and 4,236 is: 6,353.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.64 : 14,140.80 = 4,236 : x
  2. Step 2: Convert to fraction form
    9,428.64/14,140.80 = 4,236/x
  3. Step 3: Cross multiply
    9,428.64x = 14,140.80 × 4,236
  4. Step 4: Simplify right side
    9,428.64x = 59,900,428.80
  5. Step 5: Solve for x
    x = 59,900,428.80/9,428.64
  6. Step 6: Final answer
    x = 6,353.03

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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.