Home / 9,767.37-13,478.99-5,291.16

Finding the Fourth Proportional to 9,767.37, 13,478.99 and 5,291.16

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Solution

The fourth proportional to 9,767.37, 13,478.99 and 5,291.16 is: 7,301.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767.37 : 13,478.99 = 5,291.16 : x
  2. Step 2: Convert to fraction form
    9,767.37/13,478.99 = 5,291.16/x
  3. Step 3: Cross multiply
    9,767.37x = 13,478.99 × 5,291.16
  4. Step 4: Simplify right side
    9,767.37x = 71,319,466.27
  5. Step 5: Solve for x
    x = 71,319,466.27/9,767.37
  6. Step 6: Final answer
    x = 7,301.81

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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.