Home / 4,509.56-6,223.40-2,520.30

Finding the Fourth Proportional to 4,509.56, 6,223.40 and 2,520.30

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Solution

The fourth proportional to 4,509.56, 6,223.40 and 2,520.30 is: 3,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.56 : 6,223.40 = 2,520.30 : x
  2. Step 2: Convert to fraction form
    4,509.56/6,223.40 = 2,520.30/x
  3. Step 3: Cross multiply
    4,509.56x = 6,223.40 × 2,520.30
  4. Step 4: Simplify right side
    4,509.56x = 15,684,835.02
  5. Step 5: Solve for x
    x = 15,684,835.02/4,509.56
  6. Step 6: Final answer
    x = 3,478.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.