Home / 7,344.08-10,134.65-4,200.07

Finding the Fourth Proportional to 7,344.08, 10,134.65 and 4,200.07

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Solution

The fourth proportional to 7,344.08, 10,134.65 and 4,200.07 is: 5,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.08 : 10,134.65 = 4,200.07 : x
  2. Step 2: Convert to fraction form
    7,344.08/10,134.65 = 4,200.07/x
  3. Step 3: Cross multiply
    7,344.08x = 10,134.65 × 4,200.07
  4. Step 4: Simplify right side
    7,344.08x = 42,566,167.75
  5. Step 5: Solve for x
    x = 42,566,167.75/7,344.08
  6. Step 6: Final answer
    x = 5,795.98

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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.