Home / 8,897.09-13,345.62-3,904.34

Finding the Fourth Proportional to 8,897.09, 13,345.62 and 3,904.34

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Solution

The fourth proportional to 8,897.09, 13,345.62 and 3,904.34 is: 5,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.09 : 13,345.62 = 3,904.34 : x
  2. Step 2: Convert to fraction form
    8,897.09/13,345.62 = 3,904.34/x
  3. Step 3: Cross multiply
    8,897.09x = 13,345.62 × 3,904.34
  4. Step 4: Simplify right side
    8,897.09x = 52,105,771.26
  5. Step 5: Solve for x
    x = 52,105,771.26/8,897.09
  6. Step 6: Final answer
    x = 5,856.50

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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.