Home / 9,985.42-14,975.57-2,963.77

Finding the Fourth Proportional to 9,985.42, 14,975.57 and 2,963.77

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Solution

The fourth proportional to 9,985.42, 14,975.57 and 2,963.77 is: 4,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985.42 : 14,975.57 = 2,963.77 : x
  2. Step 2: Convert to fraction form
    9,985.42/14,975.57 = 2,963.77/x
  3. Step 3: Cross multiply
    9,985.42x = 14,975.57 × 2,963.77
  4. Step 4: Simplify right side
    9,985.42x = 44,384,167.72
  5. Step 5: Solve for x
    x = 44,384,167.72/9,985.42
  6. Step 6: Final answer
    x = 4,444.90

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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.