Home / 7,873.13-10,864.91-4,336.33

Finding the Fourth Proportional to 7,873.13, 10,864.91 and 4,336.33

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Solution

The fourth proportional to 7,873.13, 10,864.91 and 4,336.33 is: 5,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873.13 : 10,864.91 = 4,336.33 : x
  2. Step 2: Convert to fraction form
    7,873.13/10,864.91 = 4,336.33/x
  3. Step 3: Cross multiply
    7,873.13x = 10,864.91 × 4,336.33
  4. Step 4: Simplify right side
    7,873.13x = 47,113,818.86
  5. Step 5: Solve for x
    x = 47,113,818.86/7,873.13
  6. Step 6: Final answer
    x = 5,984.13

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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.