Home / 6,864.96-9,476.06-4,176.22

Finding the Fourth Proportional to 6,864.96, 9,476.06 and 4,176.22

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Solution

The fourth proportional to 6,864.96, 9,476.06 and 4,176.22 is: 5,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.96 : 9,476.06 = 4,176.22 : x
  2. Step 2: Convert to fraction form
    6,864.96/9,476.06 = 4,176.22/x
  3. Step 3: Cross multiply
    6,864.96x = 9,476.06 × 4,176.22
  4. Step 4: Simplify right side
    6,864.96x = 39,574,111.29
  5. Step 5: Solve for x
    x = 39,574,111.29/6,864.96
  6. Step 6: Final answer
    x = 5,764.65

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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.