Home / 7,853.31-10,837.61-4,316.51

Finding the Fourth Proportional to 7,853.31, 10,837.61 and 4,316.51

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Solution

The fourth proportional to 7,853.31, 10,837.61 and 4,316.51 is: 5,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.31 : 10,837.61 = 4,316.51 : x
  2. Step 2: Convert to fraction form
    7,853.31/10,837.61 = 4,316.51/x
  3. Step 3: Cross multiply
    7,853.31x = 10,837.61 × 4,316.51
  4. Step 4: Simplify right side
    7,853.31x = 46,780,576.17
  5. Step 5: Solve for x
    x = 46,780,576.17/7,853.31
  6. Step 6: Final answer
    x = 5,956.80

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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.