Home / 1,885.12-2,598.46-1,486.13

Finding the Fourth Proportional to 1,885.12, 2,598.46 and 1,486.13

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Solution

The fourth proportional to 1,885.12, 2,598.46 and 1,486.13 is: 2,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.12 : 2,598.46 = 1,486.13 : x
  2. Step 2: Convert to fraction form
    1,885.12/2,598.46 = 1,486.13/x
  3. Step 3: Cross multiply
    1,885.12x = 2,598.46 × 1,486.13
  4. Step 4: Simplify right side
    1,885.12x = 3,861,647.97
  5. Step 5: Solve for x
    x = 3,861,647.97/1,885.12
  6. Step 6: Final answer
    x = 2,048.49

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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.