Home / 7,943.51-10,962.13-4,406.80

Finding the Fourth Proportional to 7,943.51, 10,962.13 and 4,406.80

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Solution

The fourth proportional to 7,943.51, 10,962.13 and 4,406.80 is: 6,081.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.51 : 10,962.13 = 4,406.80 : x
  2. Step 2: Convert to fraction form
    7,943.51/10,962.13 = 4,406.80/x
  3. Step 3: Cross multiply
    7,943.51x = 10,962.13 × 4,406.80
  4. Step 4: Simplify right side
    7,943.51x = 48,307,914.48
  5. Step 5: Solve for x
    x = 48,307,914.48/7,943.51
  6. Step 6: Final answer
    x = 6,081.43

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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.