Home / 4,976.02-7,462.45-1,688.23

Finding the Fourth Proportional to 4,976.02, 7,462.45 and 1,688.23

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Solution

The fourth proportional to 4,976.02, 7,462.45 and 1,688.23 is: 2,531.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.02 : 7,462.45 = 1,688.23 : x
  2. Step 2: Convert to fraction form
    4,976.02/7,462.45 = 1,688.23/x
  3. Step 3: Cross multiply
    4,976.02x = 7,462.45 × 1,688.23
  4. Step 4: Simplify right side
    4,976.02x = 12,598,331.96
  5. Step 5: Solve for x
    x = 12,598,331.96/4,976.02
  6. Step 6: Final answer
    x = 2,531.81

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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.