Home / 3,125.96-4,313.36-2,370.16

Finding the Fourth Proportional to 3,125.96, 4,313.36 and 2,370.16

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Solution

The fourth proportional to 3,125.96, 4,313.36 and 2,370.16 is: 3,270.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.96 : 4,313.36 = 2,370.16 : x
  2. Step 2: Convert to fraction form
    3,125.96/4,313.36 = 2,370.16/x
  3. Step 3: Cross multiply
    3,125.96x = 4,313.36 × 2,370.16
  4. Step 4: Simplify right side
    3,125.96x = 10,223,353.34
  5. Step 5: Solve for x
    x = 10,223,353.34/3,125.96
  6. Step 6: Final answer
    x = 3,270.47

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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.