Home / 9,015.55-13,499.66-6,368.74

Finding the Fourth Proportional to 9,015.55, 13,499.66 and 6,368.74

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Solution

The fourth proportional to 9,015.55, 13,499.66 and 6,368.74 is: 9,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.55 : 13,499.66 = 6,368.74 : x
  2. Step 2: Convert to fraction form
    9,015.55/13,499.66 = 6,368.74/x
  3. Step 3: Cross multiply
    9,015.55x = 13,499.66 × 6,368.74
  4. Step 4: Simplify right side
    9,015.55x = 85,975,806.80
  5. Step 5: Solve for x
    x = 85,975,806.80/9,015.55
  6. Step 6: Final answer
    x = 9,536.39

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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.