Home / 4,502.02-6,220.40-3,240.58

Finding the Fourth Proportional to 4,502.02, 6,220.40 and 3,240.58

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Solution

The fourth proportional to 4,502.02, 6,220.40 and 3,240.58 is: 4,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.02 : 6,220.40 = 3,240.58 : x
  2. Step 2: Convert to fraction form
    4,502.02/6,220.40 = 3,240.58/x
  3. Step 3: Cross multiply
    4,502.02x = 6,220.40 × 3,240.58
  4. Step 4: Simplify right side
    4,502.02x = 20,157,703.83
  5. Step 5: Solve for x
    x = 20,157,703.83/4,502.02
  6. Step 6: Final answer
    x = 4,477.48

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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.