Home / 2,995.51-4,133.71-1,877.06

Finding the Fourth Proportional to 2,995.51, 4,133.71 and 1,877.06

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Solution

The fourth proportional to 2,995.51, 4,133.71 and 1,877.06 is: 2,590.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.51 : 4,133.71 = 1,877.06 : x
  2. Step 2: Convert to fraction form
    2,995.51/4,133.71 = 1,877.06/x
  3. Step 3: Cross multiply
    2,995.51x = 4,133.71 × 1,877.06
  4. Step 4: Simplify right side
    2,995.51x = 7,759,235.16
  5. Step 5: Solve for x
    x = 7,759,235.16/2,995.51
  6. Step 6: Final answer
    x = 2,590.29

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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.