Home / 5,419.77-7,476.80-4,754.62

Finding the Fourth Proportional to 5,419.77, 7,476.80 and 4,754.62

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Solution

The fourth proportional to 5,419.77, 7,476.80 and 4,754.62 is: 6,559.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.77 : 7,476.80 = 4,754.62 : x
  2. Step 2: Convert to fraction form
    5,419.77/7,476.80 = 4,754.62/x
  3. Step 3: Cross multiply
    5,419.77x = 7,476.80 × 4,754.62
  4. Step 4: Simplify right side
    5,419.77x = 35,549,342.82
  5. Step 5: Solve for x
    x = 35,549,342.82/5,419.77
  6. Step 6: Final answer
    x = 6,559.20

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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.