Home / 9,639.90-14,459.84-3,066.65

Finding the Fourth Proportional to 9,639.90, 14,459.84 and 3,066.65

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Solution

The fourth proportional to 9,639.90, 14,459.84 and 3,066.65 is: 4,599.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.90 : 14,459.84 = 3,066.65 : x
  2. Step 2: Convert to fraction form
    9,639.90/14,459.84 = 3,066.65/x
  3. Step 3: Cross multiply
    9,639.90x = 14,459.84 × 3,066.65
  4. Step 4: Simplify right side
    9,639.90x = 44,343,180.70
  5. Step 5: Solve for x
    x = 44,343,180.70/9,639.90
  6. Step 6: Final answer
    x = 4,599.96

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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.