Home / 2,848.40-4,267.02-2,538.80

Finding the Fourth Proportional to 2,848.40, 4,267.02 and 2,538.80

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Solution

The fourth proportional to 2,848.40, 4,267.02 and 2,538.80 is: 3,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.40 : 4,267.02 = 2,538.80 : x
  2. Step 2: Convert to fraction form
    2,848.40/4,267.02 = 2,538.80/x
  3. Step 3: Cross multiply
    2,848.40x = 4,267.02 × 2,538.80
  4. Step 4: Simplify right side
    2,848.40x = 10,833,110.38
  5. Step 5: Solve for x
    x = 10,833,110.38/2,848.40
  6. Step 6: Final answer
    x = 3,803.23

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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.