Home / 7,518.26-11,271.39-3,567.53

Finding the Fourth Proportional to 7,518.26, 11,271.39 and 3,567.53

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Solution

The fourth proportional to 7,518.26, 11,271.39 and 3,567.53 is: 5,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.26 : 11,271.39 = 3,567.53 : x
  2. Step 2: Convert to fraction form
    7,518.26/11,271.39 = 3,567.53/x
  3. Step 3: Cross multiply
    7,518.26x = 11,271.39 × 3,567.53
  4. Step 4: Simplify right side
    7,518.26x = 40,211,036.77
  5. Step 5: Solve for x
    x = 40,211,036.77/7,518.26
  6. Step 6: Final answer
    x = 5,348.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.