Home / 9,280.85-13,914.65-4,347.80

Finding the Fourth Proportional to 9,280.85, 13,914.65 and 4,347.80

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Solution

The fourth proportional to 9,280.85, 13,914.65 and 4,347.80 is: 6,518.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.85 : 13,914.65 = 4,347.80 : x
  2. Step 2: Convert to fraction form
    9,280.85/13,914.65 = 4,347.80/x
  3. Step 3: Cross multiply
    9,280.85x = 13,914.65 × 4,347.80
  4. Step 4: Simplify right side
    9,280.85x = 60,498,045.70
  5. Step 5: Solve for x
    x = 60,498,045.70/9,280.85
  6. Step 6: Final answer
    x = 6,518.59

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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.