Home / 4,442.81-6,131.30-2,948.18

Finding the Fourth Proportional to 4,442.81, 6,131.30 and 2,948.18

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Solution

The fourth proportional to 4,442.81, 6,131.30 and 2,948.18 is: 4,068.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.81 : 6,131.30 = 2,948.18 : x
  2. Step 2: Convert to fraction form
    4,442.81/6,131.30 = 2,948.18/x
  3. Step 3: Cross multiply
    4,442.81x = 6,131.30 × 2,948.18
  4. Step 4: Simplify right side
    4,442.81x = 18,076,130.64
  5. Step 5: Solve for x
    x = 18,076,130.64/4,442.81
  6. Step 6: Final answer
    x = 4,068.63

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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.