Home / 7,623.30-10,520.65-4,266.46

Finding the Fourth Proportional to 7,623.30, 10,520.65 and 4,266.46

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Solution

The fourth proportional to 7,623.30, 10,520.65 and 4,266.46 is: 5,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.30 : 10,520.65 = 4,266.46 : x
  2. Step 2: Convert to fraction form
    7,623.30/10,520.65 = 4,266.46/x
  3. Step 3: Cross multiply
    7,623.30x = 10,520.65 × 4,266.46
  4. Step 4: Simplify right side
    7,623.30x = 44,885,932.40
  5. Step 5: Solve for x
    x = 44,885,932.40/7,623.30
  6. Step 6: Final answer
    x = 5,887.99

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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.