Home / 8,880.83-13,330.02-4,720.85

Finding the Fourth Proportional to 8,880.83, 13,330.02 and 4,720.85

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Solution

The fourth proportional to 8,880.83, 13,330.02 and 4,720.85 is: 7,085.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.83 : 13,330.02 = 4,720.85 : x
  2. Step 2: Convert to fraction form
    8,880.83/13,330.02 = 4,720.85/x
  3. Step 3: Cross multiply
    8,880.83x = 13,330.02 × 4,720.85
  4. Step 4: Simplify right side
    8,880.83x = 62,928,958.27
  5. Step 5: Solve for x
    x = 62,928,958.27/8,880.83
  6. Step 6: Final answer
    x = 7,085.94

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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.