Home / 9,197.02-12,692.53-5,219.11

Finding the Fourth Proportional to 9,197.02, 12,692.53 and 5,219.11

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Solution

The fourth proportional to 9,197.02, 12,692.53 and 5,219.11 is: 7,202.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,197.02 : 12,692.53 = 5,219.11 : x
  2. Step 2: Convert to fraction form
    9,197.02/12,692.53 = 5,219.11/x
  3. Step 3: Cross multiply
    9,197.02x = 12,692.53 × 5,219.11
  4. Step 4: Simplify right side
    9,197.02x = 66,243,710.25
  5. Step 5: Solve for x
    x = 66,243,710.25/9,197.02
  6. Step 6: Final answer
    x = 7,202.74

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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.