Home / 3,461.12-4,776.54-1,889.24

Finding the Fourth Proportional to 3,461.12, 4,776.54 and 1,889.24

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Solution

The fourth proportional to 3,461.12, 4,776.54 and 1,889.24 is: 2,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.12 : 4,776.54 = 1,889.24 : x
  2. Step 2: Convert to fraction form
    3,461.12/4,776.54 = 1,889.24/x
  3. Step 3: Cross multiply
    3,461.12x = 4,776.54 × 1,889.24
  4. Step 4: Simplify right side
    3,461.12x = 9,024,030.43
  5. Step 5: Solve for x
    x = 9,024,030.43/3,461.12
  6. Step 6: Final answer
    x = 2,607.26

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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.