Home / 3,605.46-4,975.59-2,113.02

Finding the Fourth Proportional to 3,605.46, 4,975.59 and 2,113.02

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Solution

The fourth proportional to 3,605.46, 4,975.59 and 2,113.02 is: 2,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.46 : 4,975.59 = 2,113.02 : x
  2. Step 2: Convert to fraction form
    3,605.46/4,975.59 = 2,113.02/x
  3. Step 3: Cross multiply
    3,605.46x = 4,975.59 × 2,113.02
  4. Step 4: Simplify right side
    3,605.46x = 10,513,521.18
  5. Step 5: Solve for x
    x = 10,513,521.18/3,605.46
  6. Step 6: Final answer
    x = 2,916.00

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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.