Home / 2,914.98-4,022.70-1,588.68

Finding the Fourth Proportional to 2,914.98, 4,022.70 and 1,588.68

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Solution

The fourth proportional to 2,914.98, 4,022.70 and 1,588.68 is: 2,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.98 : 4,022.70 = 1,588.68 : x
  2. Step 2: Convert to fraction form
    2,914.98/4,022.70 = 1,588.68/x
  3. Step 3: Cross multiply
    2,914.98x = 4,022.70 × 1,588.68
  4. Step 4: Simplify right side
    2,914.98x = 6,390,798.12
  5. Step 5: Solve for x
    x = 6,390,798.12/2,914.98
  6. Step 6: Final answer
    x = 2,192.40

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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.