Home / 5,427.26-7,488.81-3,069.35

Finding the Fourth Proportional to 5,427.26, 7,488.81 and 3,069.35

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Solution

The fourth proportional to 5,427.26, 7,488.81 and 3,069.35 is: 4,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.26 : 7,488.81 = 3,069.35 : x
  2. Step 2: Convert to fraction form
    5,427.26/7,488.81 = 3,069.35/x
  3. Step 3: Cross multiply
    5,427.26x = 7,488.81 × 3,069.35
  4. Step 4: Simplify right side
    5,427.26x = 22,985,741.53
  5. Step 5: Solve for x
    x = 22,985,741.53/5,427.26
  6. Step 6: Final answer
    x = 4,235.24

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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.