Home / 2,746.45-4,118.02-1,870.03

Finding the Fourth Proportional to 2,746.45, 4,118.02 and 1,870.03

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Solution

The fourth proportional to 2,746.45, 4,118.02 and 1,870.03 is: 2,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.45 : 4,118.02 = 1,870.03 : x
  2. Step 2: Convert to fraction form
    2,746.45/4,118.02 = 1,870.03/x
  3. Step 3: Cross multiply
    2,746.45x = 4,118.02 × 1,870.03
  4. Step 4: Simplify right side
    2,746.45x = 7,700,805.97
  5. Step 5: Solve for x
    x = 7,700,805.97/2,746.45
  6. Step 6: Final answer
    x = 2,803.92

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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.