Home / 9,855.60-13,599.03-5,875.26

Finding the Fourth Proportional to 9,855.60, 13,599.03 and 5,875.26

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Solution

The fourth proportional to 9,855.60, 13,599.03 and 5,875.26 is: 8,106.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855.60 : 13,599.03 = 5,875.26 : x
  2. Step 2: Convert to fraction form
    9,855.60/13,599.03 = 5,875.26/x
  3. Step 3: Cross multiply
    9,855.60x = 13,599.03 × 5,875.26
  4. Step 4: Simplify right side
    9,855.60x = 79,897,837.00
  5. Step 5: Solve for x
    x = 79,897,837.00/9,855.60
  6. Step 6: Final answer
    x = 8,106.85

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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.