Home / 4,345.21-6,520.96-2,955.25

Finding the Fourth Proportional to 4,345.21, 6,520.96 and 2,955.25

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Solution

The fourth proportional to 4,345.21, 6,520.96 and 2,955.25 is: 4,435.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.21 : 6,520.96 = 2,955.25 : x
  2. Step 2: Convert to fraction form
    4,345.21/6,520.96 = 2,955.25/x
  3. Step 3: Cross multiply
    4,345.21x = 6,520.96 × 2,955.25
  4. Step 4: Simplify right side
    4,345.21x = 19,271,019.66
  5. Step 5: Solve for x
    x = 19,271,019.66/4,345.21
  6. Step 6: Final answer
    x = 4,435.01

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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.