Home / 9,784.21-14,673.87-3,214.30

Finding the Fourth Proportional to 9,784.21, 14,673.87 and 3,214.30

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Solution

The fourth proportional to 9,784.21, 14,673.87 and 3,214.30 is: 4,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.21 : 14,673.87 = 3,214.30 : x
  2. Step 2: Convert to fraction form
    9,784.21/14,673.87 = 3,214.30/x
  3. Step 3: Cross multiply
    9,784.21x = 14,673.87 × 3,214.30
  4. Step 4: Simplify right side
    9,784.21x = 47,166,220.34
  5. Step 5: Solve for x
    x = 47,166,220.34/9,784.21
  6. Step 6: Final answer
    x = 4,820.65

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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.