Home / 7,695.23-10,619.45-4,158.47

Finding the Fourth Proportional to 7,695.23, 10,619.45 and 4,158.47

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Solution

The fourth proportional to 7,695.23, 10,619.45 and 4,158.47 is: 5,738.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.23 : 10,619.45 = 4,158.47 : x
  2. Step 2: Convert to fraction form
    7,695.23/10,619.45 = 4,158.47/x
  3. Step 3: Cross multiply
    7,695.23x = 10,619.45 × 4,158.47
  4. Step 4: Simplify right side
    7,695.23x = 44,160,701.19
  5. Step 5: Solve for x
    x = 44,160,701.19/7,695.23
  6. Step 6: Final answer
    x = 5,738.71

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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.