Home / 9,897.44-13,658.48-5,360.16

Finding the Fourth Proportional to 9,897.44, 13,658.48 and 5,360.16

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Solution

The fourth proportional to 9,897.44, 13,658.48 and 5,360.16 is: 7,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,897.44 : 13,658.48 = 5,360.16 : x
  2. Step 2: Convert to fraction form
    9,897.44/13,658.48 = 5,360.16/x
  3. Step 3: Cross multiply
    9,897.44x = 13,658.48 × 5,360.16
  4. Step 4: Simplify right side
    9,897.44x = 73,211,611.36
  5. Step 5: Solve for x
    x = 73,211,611.36/9,897.44
  6. Step 6: Final answer
    x = 7,397.03

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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.