Home / 4,810.37-7,215.60-1,690.46

Finding the Fourth Proportional to 4,810.37, 7,215.60 and 1,690.46

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Solution

The fourth proportional to 4,810.37, 7,215.60 and 1,690.46 is: 2,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.37 : 7,215.60 = 1,690.46 : x
  2. Step 2: Convert to fraction form
    4,810.37/7,215.60 = 1,690.46/x
  3. Step 3: Cross multiply
    4,810.37x = 7,215.60 × 1,690.46
  4. Step 4: Simplify right side
    4,810.37x = 12,197,683.18
  5. Step 5: Solve for x
    x = 12,197,683.18/4,810.37
  6. Step 6: Final answer
    x = 2,535.71

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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.