Home / 5,374.72-8,016.14-4,720.91

Finding the Fourth Proportional to 5,374.72, 8,016.14 and 4,720.91

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Solution

The fourth proportional to 5,374.72, 8,016.14 and 4,720.91 is: 7,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.72 : 8,016.14 = 4,720.91 : x
  2. Step 2: Convert to fraction form
    5,374.72/8,016.14 = 4,720.91/x
  3. Step 3: Cross multiply
    5,374.72x = 8,016.14 × 4,720.91
  4. Step 4: Simplify right side
    5,374.72x = 37,843,447.21
  5. Step 5: Solve for x
    x = 37,843,447.21/5,374.72
  6. Step 6: Final answer
    x = 7,041.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.