Home / 7,925.91-10,937.67-4,389.03

Finding the Fourth Proportional to 7,925.91, 10,937.67 and 4,389.03

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Solution

The fourth proportional to 7,925.91, 10,937.67 and 4,389.03 is: 6,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.91 : 10,937.67 = 4,389.03 : x
  2. Step 2: Convert to fraction form
    7,925.91/10,937.67 = 4,389.03/x
  3. Step 3: Cross multiply
    7,925.91x = 10,937.67 × 4,389.03
  4. Step 4: Simplify right side
    7,925.91x = 48,005,761.76
  5. Step 5: Solve for x
    x = 48,005,761.76/7,925.91
  6. Step 6: Final answer
    x = 6,056.81

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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.