Home / 10,985.48-16,484.03-5,991.46

Finding the Fourth Proportional to 10,985.48, 16,484.03 and 5,991.46

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Solution

The fourth proportional to 10,985.48, 16,484.03 and 5,991.46 is: 8,990.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985.48 : 16,484.03 = 5,991.46 : x
  2. Step 2: Convert to fraction form
    10,985.48/16,484.03 = 5,991.46/x
  3. Step 3: Cross multiply
    10,985.48x = 16,484.03 × 5,991.46
  4. Step 4: Simplify right side
    10,985.48x = 98,763,357.68
  5. Step 5: Solve for x
    x = 98,763,357.68/10,985.48
  6. Step 6: Final answer
    x = 8,990.36

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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.