Home / 7,623.70-10,521.72-4,266.70

Finding the Fourth Proportional to 7,623.70, 10,521.72 and 4,266.70

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Solution

The fourth proportional to 7,623.70, 10,521.72 and 4,266.70 is: 5,888.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.70 : 10,521.72 = 4,266.70 : x
  2. Step 2: Convert to fraction form
    7,623.70/10,521.72 = 4,266.70/x
  3. Step 3: Cross multiply
    7,623.70x = 10,521.72 × 4,266.70
  4. Step 4: Simplify right side
    7,623.70x = 44,893,022.72
  5. Step 5: Solve for x
    x = 44,893,022.72/7,623.70
  6. Step 6: Final answer
    x = 5,888.61

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1.5x scale

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.