Home / 9,853.21-13,598.63-7,199.29

Finding the Fourth Proportional to 9,853.21, 13,598.63 and 7,199.29

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Solution

The fourth proportional to 9,853.21, 13,598.63 and 7,199.29 is: 9,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.21 : 13,598.63 = 7,199.29 : x
  2. Step 2: Convert to fraction form
    9,853.21/13,598.63 = 7,199.29/x
  3. Step 3: Cross multiply
    9,853.21x = 13,598.63 × 7,199.29
  4. Step 4: Simplify right side
    9,853.21x = 97,900,480.97
  5. Step 5: Solve for x
    x = 97,900,480.97/9,853.21
  6. Step 6: Final answer
    x = 9,935.90

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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.