Home / 5,628.90-8,436.60-2,502.30

Finding the Fourth Proportional to 5,628.90, 8,436.60 and 2,502.30

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Solution

The fourth proportional to 5,628.90, 8,436.60 and 2,502.30 is: 3,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.90 : 8,436.60 = 2,502.30 : x
  2. Step 2: Convert to fraction form
    5,628.90/8,436.60 = 2,502.30/x
  3. Step 3: Cross multiply
    5,628.90x = 8,436.60 × 2,502.30
  4. Step 4: Simplify right side
    5,628.90x = 21,110,904.18
  5. Step 5: Solve for x
    x = 21,110,904.18/5,628.90
  6. Step 6: Final answer
    x = 3,750.45

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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.