Home / 7,263.85-10,023.81-4,120.63

Finding the Fourth Proportional to 7,263.85, 10,023.81 and 4,120.63

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Solution

The fourth proportional to 7,263.85, 10,023.81 and 4,120.63 is: 5,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.85 : 10,023.81 = 4,120.63 : x
  2. Step 2: Convert to fraction form
    7,263.85/10,023.81 = 4,120.63/x
  3. Step 3: Cross multiply
    7,263.85x = 10,023.81 × 4,120.63
  4. Step 4: Simplify right side
    7,263.85x = 41,304,412.20
  5. Step 5: Solve for x
    x = 41,304,412.20/7,263.85
  6. Step 6: Final answer
    x = 5,686.30

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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.