Home / 7,943.86-10,962.29-4,406.98

Finding the Fourth Proportional to 7,943.86, 10,962.29 and 4,406.98

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Solution

The fourth proportional to 7,943.86, 10,962.29 and 4,406.98 is: 6,081.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.86 : 10,962.29 = 4,406.98 : x
  2. Step 2: Convert to fraction form
    7,943.86/10,962.29 = 4,406.98/x
  3. Step 3: Cross multiply
    7,943.86x = 10,962.29 × 4,406.98
  4. Step 4: Simplify right side
    7,943.86x = 48,310,592.78
  5. Step 5: Solve for x
    x = 48,310,592.78/7,943.86
  6. Step 6: Final answer
    x = 6,081.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.