Home / 2,386.98-3,559.14-2,382.30

Finding the Fourth Proportional to 2,386.98, 3,559.14 and 2,382.30

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Solution

The fourth proportional to 2,386.98, 3,559.14 and 2,382.30 is: 3,552.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.98 : 3,559.14 = 2,382.30 : x
  2. Step 2: Convert to fraction form
    2,386.98/3,559.14 = 2,382.30/x
  3. Step 3: Cross multiply
    2,386.98x = 3,559.14 × 2,382.30
  4. Step 4: Simplify right side
    2,386.98x = 8,478,939.22
  5. Step 5: Solve for x
    x = 8,478,939.22/2,386.98
  6. Step 6: Final answer
    x = 3,552.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.