Home / 7,864.08-10,853.76-4,507.08

Finding the Fourth Proportional to 7,864.08, 10,853.76 and 4,507.08

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Solution

The fourth proportional to 7,864.08, 10,853.76 and 4,507.08 is: 6,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.08 : 10,853.76 = 4,507.08 : x
  2. Step 2: Convert to fraction form
    7,864.08/10,853.76 = 4,507.08/x
  3. Step 3: Cross multiply
    7,864.08x = 10,853.76 × 4,507.08
  4. Step 4: Simplify right side
    7,864.08x = 48,918,764.62
  5. Step 5: Solve for x
    x = 48,918,764.62/7,864.08
  6. Step 6: Final answer
    x = 6,220.53

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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.