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Finding the Fourth Proportional to 1,598.94, 2,206.71 and 969.44

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Solution

The fourth proportional to 1,598.94, 2,206.71 and 969.44 is: 1,337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.94 : 2,206.71 = 969.44 : x
  2. Step 2: Convert to fraction form
    1,598.94/2,206.71 = 969.44/x
  3. Step 3: Cross multiply
    1,598.94x = 2,206.71 × 969.44
  4. Step 4: Simplify right side
    1,598.94x = 2,139,261.91
  5. Step 5: Solve for x
    x = 2,139,261.91/1,598.94
  6. Step 6: Final answer
    x = 1,337.93

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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.