Home / 4,707.63-7,061.40-2,859.26

Finding the Fourth Proportional to 4,707.63, 7,061.40 and 2,859.26

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Solution

The fourth proportional to 4,707.63, 7,061.40 and 2,859.26 is: 4,288.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.63 : 7,061.40 = 2,859.26 : x
  2. Step 2: Convert to fraction form
    4,707.63/7,061.40 = 2,859.26/x
  3. Step 3: Cross multiply
    4,707.63x = 7,061.40 × 2,859.26
  4. Step 4: Simplify right side
    4,707.63x = 20,190,343.26
  5. Step 5: Solve for x
    x = 20,190,343.26/4,707.63
  6. Step 6: Final answer
    x = 4,288.86

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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.