Home / 9,983.34-14,975.10-4,283.55

Finding the Fourth Proportional to 9,983.34, 14,975.10 and 4,283.55

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Solution

The fourth proportional to 9,983.34, 14,975.10 and 4,283.55 is: 6,425.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.34 : 14,975.10 = 4,283.55 : x
  2. Step 2: Convert to fraction form
    9,983.34/14,975.10 = 4,283.55/x
  3. Step 3: Cross multiply
    9,983.34x = 14,975.10 × 4,283.55
  4. Step 4: Simplify right side
    9,983.34x = 64,146,589.61
  5. Step 5: Solve for x
    x = 64,146,589.61/9,983.34
  6. Step 6: Final answer
    x = 6,425.36

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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.