Home / 10,559.10-14,571.08-5,778.96

Finding the Fourth Proportional to 10,559.10, 14,571.08 and 5,778.96

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Solution

The fourth proportional to 10,559.10, 14,571.08 and 5,778.96 is: 7,974.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.10 : 14,571.08 = 5,778.96 : x
  2. Step 2: Convert to fraction form
    10,559.10/14,571.08 = 5,778.96/x
  3. Step 3: Cross multiply
    10,559.10x = 14,571.08 × 5,778.96
  4. Step 4: Simplify right side
    10,559.10x = 84,205,688.48
  5. Step 5: Solve for x
    x = 84,205,688.48/10,559.10
  6. Step 6: Final answer
    x = 7,974.70

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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.