Home / 5,319.99-7,341.41-2,930.01

Finding the Fourth Proportional to 5,319.99, 7,341.41 and 2,930.01

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Solution

The fourth proportional to 5,319.99, 7,341.41 and 2,930.01 is: 4,043.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.99 : 7,341.41 = 2,930.01 : x
  2. Step 2: Convert to fraction form
    5,319.99/7,341.41 = 2,930.01/x
  3. Step 3: Cross multiply
    5,319.99x = 7,341.41 × 2,930.01
  4. Step 4: Simplify right side
    5,319.99x = 21,510,390.06
  5. Step 5: Solve for x
    x = 21,510,390.06/5,319.99
  6. Step 6: Final answer
    x = 4,043.31

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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.