Home / 4,800.30-6,622.74-2,810.40

Finding the Fourth Proportional to 4,800.30, 6,622.74 and 2,810.40

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Solution

The fourth proportional to 4,800.30, 6,622.74 and 2,810.40 is: 3,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.30 : 6,622.74 = 2,810.40 : x
  2. Step 2: Convert to fraction form
    4,800.30/6,622.74 = 2,810.40/x
  3. Step 3: Cross multiply
    4,800.30x = 6,622.74 × 2,810.40
  4. Step 4: Simplify right side
    4,800.30x = 18,612,548.50
  5. Step 5: Solve for x
    x = 18,612,548.50/4,800.30
  6. Step 6: Final answer
    x = 3,877.37

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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.