Home / 7,030.65-9,706.77-4,381.95

Finding the Fourth Proportional to 7,030.65, 9,706.77 and 4,381.95

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Solution

The fourth proportional to 7,030.65, 9,706.77 and 4,381.95 is: 6,049.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.65 : 9,706.77 = 4,381.95 : x
  2. Step 2: Convert to fraction form
    7,030.65/9,706.77 = 4,381.95/x
  3. Step 3: Cross multiply
    7,030.65x = 9,706.77 × 4,381.95
  4. Step 4: Simplify right side
    7,030.65x = 42,534,580.80
  5. Step 5: Solve for x
    x = 42,534,580.80/7,030.65
  6. Step 6: Final answer
    x = 6,049.88

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Why These Related Problems?

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