Home / 9,639.57-14,459.09-3,066.15

Finding the Fourth Proportional to 9,639.57, 14,459.09 and 3,066.15

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Solution

The fourth proportional to 9,639.57, 14,459.09 and 3,066.15 is: 4,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.57 : 14,459.09 = 3,066.15 : x
  2. Step 2: Convert to fraction form
    9,639.57/14,459.09 = 3,066.15/x
  3. Step 3: Cross multiply
    9,639.57x = 14,459.09 × 3,066.15
  4. Step 4: Simplify right side
    9,639.57x = 44,333,723.47
  5. Step 5: Solve for x
    x = 44,333,723.47/9,639.57
  6. Step 6: Final answer
    x = 4,599.14

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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.