Home / 1,948.19-2,903.37-1,885.92

Finding the Fourth Proportional to 1,948.19, 2,903.37 and 1,885.92

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Solution

The fourth proportional to 1,948.19, 2,903.37 and 1,885.92 is: 2,810.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948.19 : 2,903.37 = 1,885.92 : x
  2. Step 2: Convert to fraction form
    1,948.19/2,903.37 = 1,885.92/x
  3. Step 3: Cross multiply
    1,948.19x = 2,903.37 × 1,885.92
  4. Step 4: Simplify right side
    1,948.19x = 5,475,523.55
  5. Step 5: Solve for x
    x = 5,475,523.55/1,948.19
  6. Step 6: Final answer
    x = 2,810.58

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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.