Home / 6,313.86-9,470.75-2,154.29

Finding the Fourth Proportional to 6,313.86, 9,470.75 and 2,154.29

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Solution

The fourth proportional to 6,313.86, 9,470.75 and 2,154.29 is: 3,231.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.86 : 9,470.75 = 2,154.29 : x
  2. Step 2: Convert to fraction form
    6,313.86/9,470.75 = 2,154.29/x
  3. Step 3: Cross multiply
    6,313.86x = 9,470.75 × 2,154.29
  4. Step 4: Simplify right side
    6,313.86x = 20,402,683.89
  5. Step 5: Solve for x
    x = 20,402,683.89/6,313.86
  6. Step 6: Final answer
    x = 3,231.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.