Home / 2,101.16-2,898.83-1,204.67

Finding the Fourth Proportional to 2,101.16, 2,898.83 and 1,204.67

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Solution

The fourth proportional to 2,101.16, 2,898.83 and 1,204.67 is: 1,662.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101.16 : 2,898.83 = 1,204.67 : x
  2. Step 2: Convert to fraction form
    2,101.16/2,898.83 = 1,204.67/x
  3. Step 3: Cross multiply
    2,101.16x = 2,898.83 × 1,204.67
  4. Step 4: Simplify right side
    2,101.16x = 3,492,113.02
  5. Step 5: Solve for x
    x = 3,492,113.02/2,101.16
  6. Step 6: Final answer
    x = 1,662.00

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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.