Home / 7,926.51-10,937.80-4,389.38

Finding the Fourth Proportional to 7,926.51, 10,937.80 and 4,389.38

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Solution

The fourth proportional to 7,926.51, 10,937.80 and 4,389.38 is: 6,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.51 : 10,937.80 = 4,389.38 : x
  2. Step 2: Convert to fraction form
    7,926.51/10,937.80 = 4,389.38/x
  3. Step 3: Cross multiply
    7,926.51x = 10,937.80 × 4,389.38
  4. Step 4: Simplify right side
    7,926.51x = 48,010,160.56
  5. Step 5: Solve for x
    x = 48,010,160.56/7,926.51
  6. Step 6: Final answer
    x = 6,056.91

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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.