Home / 3,515.23-4,851.01-1,943.32

Finding the Fourth Proportional to 3,515.23, 4,851.01 and 1,943.32

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Solution

The fourth proportional to 3,515.23, 4,851.01 and 1,943.32 is: 2,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.23 : 4,851.01 = 1,943.32 : x
  2. Step 2: Convert to fraction form
    3,515.23/4,851.01 = 1,943.32/x
  3. Step 3: Cross multiply
    3,515.23x = 4,851.01 × 1,943.32
  4. Step 4: Simplify right side
    3,515.23x = 9,427,030.78
  5. Step 5: Solve for x
    x = 9,427,030.78/3,515.23
  6. Step 6: Final answer
    x = 2,681.77

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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.