Home / 3,645.34-5,030.58-2,073.45

Finding the Fourth Proportional to 3,645.34, 5,030.58 and 2,073.45

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Solution

The fourth proportional to 3,645.34, 5,030.58 and 2,073.45 is: 2,861.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.34 : 5,030.58 = 2,073.45 : x
  2. Step 2: Convert to fraction form
    3,645.34/5,030.58 = 2,073.45/x
  3. Step 3: Cross multiply
    3,645.34x = 5,030.58 × 2,073.45
  4. Step 4: Simplify right side
    3,645.34x = 10,430,656.10
  5. Step 5: Solve for x
    x = 10,430,656.10/3,645.34
  6. Step 6: Final answer
    x = 2,861.37

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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.