Home / 2,848.46-4,271.86-999.23

Finding the Fourth Proportional to 2,848.46, 4,271.86 and 999.23

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Solution

The fourth proportional to 2,848.46, 4,271.86 and 999.23 is: 1,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.46 : 4,271.86 = 999.23 : x
  2. Step 2: Convert to fraction form
    2,848.46/4,271.86 = 999.23/x
  3. Step 3: Cross multiply
    2,848.46x = 4,271.86 × 999.23
  4. Step 4: Simplify right side
    2,848.46x = 4,268,570.67
  5. Step 5: Solve for x
    x = 4,268,570.67/2,848.46
  6. Step 6: Final answer
    x = 1,498.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.