Home / 4,937.02-6,813.09-2,812.47

Finding the Fourth Proportional to 4,937.02, 6,813.09 and 2,812.47

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Solution

The fourth proportional to 4,937.02, 6,813.09 and 2,812.47 is: 3,881.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.02 : 6,813.09 = 2,812.47 : x
  2. Step 2: Convert to fraction form
    4,937.02/6,813.09 = 2,812.47/x
  3. Step 3: Cross multiply
    4,937.02x = 6,813.09 × 2,812.47
  4. Step 4: Simplify right side
    4,937.02x = 19,161,611.23
  5. Step 5: Solve for x
    x = 19,161,611.23/4,937.02
  6. Step 6: Final answer
    x = 3,881.21

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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.