Home / 6,864.16-9,472.53-3,720.34

Finding the Fourth Proportional to 6,864.16, 9,472.53 and 3,720.34

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Solution

The fourth proportional to 6,864.16, 9,472.53 and 3,720.34 is: 5,134.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.16 : 9,472.53 = 3,720.34 : x
  2. Step 2: Convert to fraction form
    6,864.16/9,472.53 = 3,720.34/x
  3. Step 3: Cross multiply
    6,864.16x = 9,472.53 × 3,720.34
  4. Step 4: Simplify right side
    6,864.16x = 35,241,032.26
  5. Step 5: Solve for x
    x = 35,241,032.26/6,864.16
  6. Step 6: Final answer
    x = 5,134.07

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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.