Home / 5,343.96-7,374.46-3,075.16

Finding the Fourth Proportional to 5,343.96, 7,374.46 and 3,075.16

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Solution

The fourth proportional to 5,343.96, 7,374.46 and 3,075.16 is: 4,243.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.96 : 7,374.46 = 3,075.16 : x
  2. Step 2: Convert to fraction form
    5,343.96/7,374.46 = 3,075.16/x
  3. Step 3: Cross multiply
    5,343.96x = 7,374.46 × 3,075.16
  4. Step 4: Simplify right side
    5,343.96x = 22,677,644.41
  5. Step 5: Solve for x
    x = 22,677,644.41/5,343.96
  6. Step 6: Final answer
    x = 4,243.60

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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.