Home / 3,045.51-4,563.09-1,655.55

Finding the Fourth Proportional to 3,045.51, 4,563.09 and 1,655.55

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Solution

The fourth proportional to 3,045.51, 4,563.09 and 1,655.55 is: 2,480.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.51 : 4,563.09 = 1,655.55 : x
  2. Step 2: Convert to fraction form
    3,045.51/4,563.09 = 1,655.55/x
  3. Step 3: Cross multiply
    3,045.51x = 4,563.09 × 1,655.55
  4. Step 4: Simplify right side
    3,045.51x = 7,554,423.65
  5. Step 5: Solve for x
    x = 7,554,423.65/3,045.51
  6. Step 6: Final answer
    x = 2,480.51

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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.