Home / 2,159.48-2,980.94-1,462.92

Finding the Fourth Proportional to 2,159.48, 2,980.94 and 1,462.92

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Solution

The fourth proportional to 2,159.48, 2,980.94 and 1,462.92 is: 2,019.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159.48 : 2,980.94 = 1,462.92 : x
  2. Step 2: Convert to fraction form
    2,159.48/2,980.94 = 1,462.92/x
  3. Step 3: Cross multiply
    2,159.48x = 2,980.94 × 1,462.92
  4. Step 4: Simplify right side
    2,159.48x = 4,360,876.74
  5. Step 5: Solve for x
    x = 4,360,876.74/2,159.48
  6. Step 6: Final answer
    x = 2,019.41

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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.