Home / 5,075.65-7,004.01-3,085.93

Finding the Fourth Proportional to 5,075.65, 7,004.01 and 3,085.93

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Solution

The fourth proportional to 5,075.65, 7,004.01 and 3,085.93 is: 4,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.65 : 7,004.01 = 3,085.93 : x
  2. Step 2: Convert to fraction form
    5,075.65/7,004.01 = 3,085.93/x
  3. Step 3: Cross multiply
    5,075.65x = 7,004.01 × 3,085.93
  4. Step 4: Simplify right side
    5,075.65x = 21,613,884.58
  5. Step 5: Solve for x
    x = 21,613,884.58/5,075.65
  6. Step 6: Final answer
    x = 4,258.35

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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.