Home / 5,549.02-8,322.72-2,428.36

Finding the Fourth Proportional to 5,549.02, 8,322.72 and 2,428.36

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Solution

The fourth proportional to 5,549.02, 8,322.72 and 2,428.36 is: 3,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.02 : 8,322.72 = 2,428.36 : x
  2. Step 2: Convert to fraction form
    5,549.02/8,322.72 = 2,428.36/x
  3. Step 3: Cross multiply
    5,549.02x = 8,322.72 × 2,428.36
  4. Step 4: Simplify right side
    5,549.02x = 20,210,560.34
  5. Step 5: Solve for x
    x = 20,210,560.34/5,549.02
  6. Step 6: Final answer
    x = 3,642.19

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1.5x scale

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.