Home / 3,526.63-4,867.31-2,130.19

Finding the Fourth Proportional to 3,526.63, 4,867.31 and 2,130.19

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Solution

The fourth proportional to 3,526.63, 4,867.31 and 2,130.19 is: 2,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.63 : 4,867.31 = 2,130.19 : x
  2. Step 2: Convert to fraction form
    3,526.63/4,867.31 = 2,130.19/x
  3. Step 3: Cross multiply
    3,526.63x = 4,867.31 × 2,130.19
  4. Step 4: Simplify right side
    3,526.63x = 10,368,295.09
  5. Step 5: Solve for x
    x = 10,368,295.09/3,526.63
  6. Step 6: Final answer
    x = 2,940.00

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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.