Home / 5,303.57-7,319.03-2,945.93

Finding the Fourth Proportional to 5,303.57, 7,319.03 and 2,945.93

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Solution

The fourth proportional to 5,303.57, 7,319.03 and 2,945.93 is: 4,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.57 : 7,319.03 = 2,945.93 : x
  2. Step 2: Convert to fraction form
    5,303.57/7,319.03 = 2,945.93/x
  3. Step 3: Cross multiply
    5,303.57x = 7,319.03 × 2,945.93
  4. Step 4: Simplify right side
    5,303.57x = 21,561,335.32
  5. Step 5: Solve for x
    x = 21,561,335.32/5,303.57
  6. Step 6: Final answer
    x = 4,065.44

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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.