Home / 6,817.99-9,446.69-6,670.35

Finding the Fourth Proportional to 6,817.99, 9,446.69 and 6,670.35

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Solution

The fourth proportional to 6,817.99, 9,446.69 and 6,670.35 is: 9,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.99 : 9,446.69 = 6,670.35 : x
  2. Step 2: Convert to fraction form
    6,817.99/9,446.69 = 6,670.35/x
  3. Step 3: Cross multiply
    6,817.99x = 9,446.69 × 6,670.35
  4. Step 4: Simplify right side
    6,817.99x = 63,012,728.64
  5. Step 5: Solve for x
    x = 63,012,728.64/6,817.99
  6. Step 6: Final answer
    x = 9,242.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.