Home / 1,763.55-2,433.65-966.87

Finding the Fourth Proportional to 1,763.55, 2,433.65 and 966.87

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Solution

The fourth proportional to 1,763.55, 2,433.65 and 966.87 is: 1,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.55 : 2,433.65 = 966.87 : x
  2. Step 2: Convert to fraction form
    1,763.55/2,433.65 = 966.87/x
  3. Step 3: Cross multiply
    1,763.55x = 2,433.65 × 966.87
  4. Step 4: Simplify right side
    1,763.55x = 2,353,018.34
  5. Step 5: Solve for x
    x = 2,353,018.34/1,763.55
  6. Step 6: Final answer
    x = 1,334.25

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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.