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Finding the Fourth Proportional to 4,673.20, 7,009.80 and 1,750.90

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Solution

The fourth proportional to 4,673.20, 7,009.80 and 1,750.90 is: 2,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.20 : 7,009.80 = 1,750.90 : x
  2. Step 2: Convert to fraction form
    4,673.20/7,009.80 = 1,750.90/x
  3. Step 3: Cross multiply
    4,673.20x = 7,009.80 × 1,750.90
  4. Step 4: Simplify right side
    4,673.20x = 12,273,458.82
  5. Step 5: Solve for x
    x = 12,273,458.82/4,673.20
  6. Step 6: Final answer
    x = 2,626.35

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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.