Home / 2,066.20-2,848.02-1,623.40

Finding the Fourth Proportional to 2,066.20, 2,848.02 and 1,623.40

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Solution

The fourth proportional to 2,066.20, 2,848.02 and 1,623.40 is: 2,237.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.20 : 2,848.02 = 1,623.40 : x
  2. Step 2: Convert to fraction form
    2,066.20/2,848.02 = 1,623.40/x
  3. Step 3: Cross multiply
    2,066.20x = 2,848.02 × 1,623.40
  4. Step 4: Simplify right side
    2,066.20x = 4,623,475.67
  5. Step 5: Solve for x
    x = 4,623,475.67/2,066.20
  6. Step 6: Final answer
    x = 2,237.67

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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.