Home / 8,165.06-12,228.14-6,302.60

Finding the Fourth Proportional to 8,165.06, 12,228.14 and 6,302.60

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Solution

The fourth proportional to 8,165.06, 12,228.14 and 6,302.60 is: 9,438.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.06 : 12,228.14 = 6,302.60 : x
  2. Step 2: Convert to fraction form
    8,165.06/12,228.14 = 6,302.60/x
  3. Step 3: Cross multiply
    8,165.06x = 12,228.14 × 6,302.60
  4. Step 4: Simplify right side
    8,165.06x = 77,069,075.16
  5. Step 5: Solve for x
    x = 77,069,075.16/8,165.06
  6. Step 6: Final answer
    x = 9,438.89

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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.