Home / 2,995.98-4,131.63-1,875.35

Finding the Fourth Proportional to 2,995.98, 4,131.63 and 1,875.35

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Solution

The fourth proportional to 2,995.98, 4,131.63 and 1,875.35 is: 2,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.98 : 4,131.63 = 1,875.35 : x
  2. Step 2: Convert to fraction form
    2,995.98/4,131.63 = 1,875.35/x
  3. Step 3: Cross multiply
    2,995.98x = 4,131.63 × 1,875.35
  4. Step 4: Simplify right side
    2,995.98x = 7,748,231.66
  5. Step 5: Solve for x
    x = 7,748,231.66/2,995.98
  6. Step 6: Final answer
    x = 2,586.21

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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.