Home / 2,298.93-3,173.63-1,415.49

Finding the Fourth Proportional to 2,298.93, 3,173.63 and 1,415.49

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Solution

The fourth proportional to 2,298.93, 3,173.63 and 1,415.49 is: 1,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.93 : 3,173.63 = 1,415.49 : x
  2. Step 2: Convert to fraction form
    2,298.93/3,173.63 = 1,415.49/x
  3. Step 3: Cross multiply
    2,298.93x = 3,173.63 × 1,415.49
  4. Step 4: Simplify right side
    2,298.93x = 4,492,234.45
  5. Step 5: Solve for x
    x = 4,492,234.45/2,298.93
  6. Step 6: Final answer
    x = 1,954.05

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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.