Home / 11,030.85-16,534.99-4,785.60

Finding the Fourth Proportional to 11,030.85, 16,534.99 and 4,785.60

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Solution

The fourth proportional to 11,030.85, 16,534.99 and 4,785.60 is: 7,173.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.85 : 16,534.99 = 4,785.60 : x
  2. Step 2: Convert to fraction form
    11,030.85/16,534.99 = 4,785.60/x
  3. Step 3: Cross multiply
    11,030.85x = 16,534.99 × 4,785.60
  4. Step 4: Simplify right side
    11,030.85x = 79,129,848.14
  5. Step 5: Solve for x
    x = 79,129,848.14/11,030.85
  6. Step 6: Final answer
    x = 7,173.50

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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.