Home / 1,848.28-2,550.56-1,020.28

Finding the Fourth Proportional to 1,848.28, 2,550.56 and 1,020.28

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Solution

The fourth proportional to 1,848.28, 2,550.56 and 1,020.28 is: 1,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.28 : 2,550.56 = 1,020.28 : x
  2. Step 2: Convert to fraction form
    1,848.28/2,550.56 = 1,020.28/x
  3. Step 3: Cross multiply
    1,848.28x = 2,550.56 × 1,020.28
  4. Step 4: Simplify right side
    1,848.28x = 2,602,285.36
  5. Step 5: Solve for x
    x = 2,602,285.36/1,848.28
  6. Step 6: Final answer
    x = 1,407.95

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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.