Home / 9,617.09-14,421.01-5,455.99

Finding the Fourth Proportional to 9,617.09, 14,421.01 and 5,455.99

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Solution

The fourth proportional to 9,617.09, 14,421.01 and 5,455.99 is: 8,181.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.09 : 14,421.01 = 5,455.99 : x
  2. Step 2: Convert to fraction form
    9,617.09/14,421.01 = 5,455.99/x
  3. Step 3: Cross multiply
    9,617.09x = 14,421.01 × 5,455.99
  4. Step 4: Simplify right side
    9,617.09x = 78,680,814.24
  5. Step 5: Solve for x
    x = 78,680,814.24/9,617.09
  6. Step 6: Final answer
    x = 8,181.35

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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.