Home / 3,647.07-5,032.98-2,075.19

Finding the Fourth Proportional to 3,647.07, 5,032.98 and 2,075.19

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Solution

The fourth proportional to 3,647.07, 5,032.98 and 2,075.19 is: 2,863.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.07 : 5,032.98 = 2,075.19 : x
  2. Step 2: Convert to fraction form
    3,647.07/5,032.98 = 2,075.19/x
  3. Step 3: Cross multiply
    3,647.07x = 5,032.98 × 2,075.19
  4. Step 4: Simplify right side
    3,647.07x = 10,444,389.77
  5. Step 5: Solve for x
    x = 10,444,389.77/3,647.07
  6. Step 6: Final answer
    x = 2,863.78

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Half scale
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Double scale
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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.