Home / 4,681.48-7,021.44-1,563.64

Finding the Fourth Proportional to 4,681.48, 7,021.44 and 1,563.64

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Solution

The fourth proportional to 4,681.48, 7,021.44 and 1,563.64 is: 2,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.48 : 7,021.44 = 1,563.64 : x
  2. Step 2: Convert to fraction form
    4,681.48/7,021.44 = 1,563.64/x
  3. Step 3: Cross multiply
    4,681.48x = 7,021.44 × 1,563.64
  4. Step 4: Simplify right side
    4,681.48x = 10,979,004.44
  5. Step 5: Solve for x
    x = 10,979,004.44/4,681.48
  6. Step 6: Final answer
    x = 2,345.20

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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.