Home / 8,559.63-11,811.87-4,782.73

Finding the Fourth Proportional to 8,559.63, 11,811.87 and 4,782.73

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Solution

The fourth proportional to 8,559.63, 11,811.87 and 4,782.73 is: 6,599.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.63 : 11,811.87 = 4,782.73 : x
  2. Step 2: Convert to fraction form
    8,559.63/11,811.87 = 4,782.73/x
  3. Step 3: Cross multiply
    8,559.63x = 11,811.87 × 4,782.73
  4. Step 4: Simplify right side
    8,559.63x = 56,492,985.01
  5. Step 5: Solve for x
    x = 56,492,985.01/8,559.63
  6. Step 6: Final answer
    x = 6,599.93

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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.