Home / 7,613.85-10,506.68-4,210.66

Finding the Fourth Proportional to 7,613.85, 10,506.68 and 4,210.66

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Solution

The fourth proportional to 7,613.85, 10,506.68 and 4,210.66 is: 5,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.85 : 10,506.68 = 4,210.66 : x
  2. Step 2: Convert to fraction form
    7,613.85/10,506.68 = 4,210.66/x
  3. Step 3: Cross multiply
    7,613.85x = 10,506.68 × 4,210.66
  4. Step 4: Simplify right side
    7,613.85x = 44,240,035.53
  5. Step 5: Solve for x
    x = 44,240,035.53/7,613.85
  6. Step 6: Final answer
    x = 5,810.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.