Home / 10,550.70-14,557.05-7,360.56

Finding the Fourth Proportional to 10,550.70, 14,557.05 and 7,360.56

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Solution

The fourth proportional to 10,550.70, 14,557.05 and 7,360.56 is: 10,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.70 : 14,557.05 = 7,360.56 : x
  2. Step 2: Convert to fraction form
    10,550.70/14,557.05 = 7,360.56/x
  3. Step 3: Cross multiply
    10,550.70x = 14,557.05 × 7,360.56
  4. Step 4: Simplify right side
    10,550.70x = 107,148,039.95
  5. Step 5: Solve for x
    x = 107,148,039.95/10,550.70
  6. Step 6: Final answer
    x = 10,155.54

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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.