Home / 5,432.64-7,495.92-3,075.36

Finding the Fourth Proportional to 5,432.64, 7,495.92 and 3,075.36

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Solution

The fourth proportional to 5,432.64, 7,495.92 and 3,075.36 is: 4,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.64 : 7,495.92 = 3,075.36 : x
  2. Step 2: Convert to fraction form
    5,432.64/7,495.92 = 3,075.36/x
  3. Step 3: Cross multiply
    5,432.64x = 7,495.92 × 3,075.36
  4. Step 4: Simplify right side
    5,432.64x = 23,052,652.53
  5. Step 5: Solve for x
    x = 23,052,652.53/5,432.64
  6. Step 6: Final answer
    x = 4,243.36

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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.