Home / 7,353.48-10,147.14-4,209.96

Finding the Fourth Proportional to 7,353.48, 10,147.14 and 4,209.96

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Solution

The fourth proportional to 7,353.48, 10,147.14 and 4,209.96 is: 5,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.48 : 10,147.14 = 4,209.96 : x
  2. Step 2: Convert to fraction form
    7,353.48/10,147.14 = 4,209.96/x
  3. Step 3: Cross multiply
    7,353.48x = 10,147.14 × 4,209.96
  4. Step 4: Simplify right side
    7,353.48x = 42,719,053.51
  5. Step 5: Solve for x
    x = 42,719,053.51/7,353.48
  6. Step 6: Final answer
    x = 5,809.37

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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.