Home / 9,613.62-13,266.54-5,365.08

Finding the Fourth Proportional to 9,613.62, 13,266.54 and 5,365.08

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Solution

The fourth proportional to 9,613.62, 13,266.54 and 5,365.08 is: 7,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,613.62 : 13,266.54 = 5,365.08 : x
  2. Step 2: Convert to fraction form
    9,613.62/13,266.54 = 5,365.08/x
  3. Step 3: Cross multiply
    9,613.62x = 13,266.54 × 5,365.08
  4. Step 4: Simplify right side
    9,613.62x = 71,176,048.42
  5. Step 5: Solve for x
    x = 71,176,048.42/9,613.62
  6. Step 6: Final answer
    x = 7,403.67

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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.