Home / 5,417.51-8,122.76-3,563.01

Finding the Fourth Proportional to 5,417.51, 8,122.76 and 3,563.01

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Solution

The fourth proportional to 5,417.51, 8,122.76 and 3,563.01 is: 5,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.51 : 8,122.76 = 3,563.01 : x
  2. Step 2: Convert to fraction form
    5,417.51/8,122.76 = 3,563.01/x
  3. Step 3: Cross multiply
    5,417.51x = 8,122.76 × 3,563.01
  4. Step 4: Simplify right side
    5,417.51x = 28,941,475.11
  5. Step 5: Solve for x
    x = 28,941,475.11/5,417.51
  6. Step 6: Final answer
    x = 5,342.21

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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.