Home / 7,513.58-11,270.09-2,319.45

Finding the Fourth Proportional to 7,513.58, 11,270.09 and 2,319.45

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Solution

The fourth proportional to 7,513.58, 11,270.09 and 2,319.45 is: 3,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.58 : 11,270.09 = 2,319.45 : x
  2. Step 2: Convert to fraction form
    7,513.58/11,270.09 = 2,319.45/x
  3. Step 3: Cross multiply
    7,513.58x = 11,270.09 × 2,319.45
  4. Step 4: Simplify right side
    7,513.58x = 26,140,416.05
  5. Step 5: Solve for x
    x = 26,140,416.05/7,513.58
  6. Step 6: Final answer
    x = 3,479.09

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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.