Home / 2,135.56-2,945.95-1,737.67

Finding the Fourth Proportional to 2,135.56, 2,945.95 and 1,737.67

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Solution

The fourth proportional to 2,135.56, 2,945.95 and 1,737.67 is: 2,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135.56 : 2,945.95 = 1,737.67 : x
  2. Step 2: Convert to fraction form
    2,135.56/2,945.95 = 1,737.67/x
  3. Step 3: Cross multiply
    2,135.56x = 2,945.95 × 1,737.67
  4. Step 4: Simplify right side
    2,135.56x = 5,119,088.94
  5. Step 5: Solve for x
    x = 5,119,088.94/2,135.56
  6. Step 6: Final answer
    x = 2,397.07

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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.