Home / 2,055.02-3,084.95-1,971.45

Finding the Fourth Proportional to 2,055.02, 3,084.95 and 1,971.45

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Solution

The fourth proportional to 2,055.02, 3,084.95 and 1,971.45 is: 2,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.02 : 3,084.95 = 1,971.45 : x
  2. Step 2: Convert to fraction form
    2,055.02/3,084.95 = 1,971.45/x
  3. Step 3: Cross multiply
    2,055.02x = 3,084.95 × 1,971.45
  4. Step 4: Simplify right side
    2,055.02x = 6,081,829.61
  5. Step 5: Solve for x
    x = 6,081,829.61/2,055.02
  6. Step 6: Final answer
    x = 2,959.51

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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.