Home / 5,065.38-7,561.40-4,376.47

Finding the Fourth Proportional to 5,065.38, 7,561.40 and 4,376.47

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Solution

The fourth proportional to 5,065.38, 7,561.40 and 4,376.47 is: 6,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.38 : 7,561.40 = 4,376.47 : x
  2. Step 2: Convert to fraction form
    5,065.38/7,561.40 = 4,376.47/x
  3. Step 3: Cross multiply
    5,065.38x = 7,561.40 × 4,376.47
  4. Step 4: Simplify right side
    5,065.38x = 33,092,240.26
  5. Step 5: Solve for x
    x = 33,092,240.26/5,065.38
  6. Step 6: Final answer
    x = 6,533.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.