Home / 5,075.43-7,607.98-3,432.16

Finding the Fourth Proportional to 5,075.43, 7,607.98 and 3,432.16

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Solution

The fourth proportional to 5,075.43, 7,607.98 and 3,432.16 is: 5,144.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.43 : 7,607.98 = 3,432.16 : x
  2. Step 2: Convert to fraction form
    5,075.43/7,607.98 = 3,432.16/x
  3. Step 3: Cross multiply
    5,075.43x = 7,607.98 × 3,432.16
  4. Step 4: Simplify right side
    5,075.43x = 26,111,804.64
  5. Step 5: Solve for x
    x = 26,111,804.64/5,075.43
  6. Step 6: Final answer
    x = 5,144.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.