Home / 7,518.22-10,374.25-4,160.59

Finding the Fourth Proportional to 7,518.22, 10,374.25 and 4,160.59

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Solution

The fourth proportional to 7,518.22, 10,374.25 and 4,160.59 is: 5,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.22 : 10,374.25 = 4,160.59 : x
  2. Step 2: Convert to fraction form
    7,518.22/10,374.25 = 4,160.59/x
  3. Step 3: Cross multiply
    7,518.22x = 10,374.25 × 4,160.59
  4. Step 4: Simplify right side
    7,518.22x = 43,163,000.81
  5. Step 5: Solve for x
    x = 43,163,000.81/7,518.22
  6. Step 6: Final answer
    x = 5,741.12

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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.