Home / 7,853.31-10,837.58-4,316.70

Finding the Fourth Proportional to 7,853.31, 10,837.58 and 4,316.70

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Solution

The fourth proportional to 7,853.31, 10,837.58 and 4,316.70 is: 5,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.31 : 10,837.58 = 4,316.70 : x
  2. Step 2: Convert to fraction form
    7,853.31/10,837.58 = 4,316.70/x
  3. Step 3: Cross multiply
    7,853.31x = 10,837.58 × 4,316.70
  4. Step 4: Simplify right side
    7,853.31x = 46,782,560.00
  5. Step 5: Solve for x
    x = 46,782,560.00/7,853.31
  6. Step 6: Final answer
    x = 5,957.05

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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.