Home / 1,526.23-2,105.08-966.79

Finding the Fourth Proportional to 1,526.23, 2,105.08 and 966.79

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Solution

The fourth proportional to 1,526.23, 2,105.08 and 966.79 is: 1,333.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.23 : 2,105.08 = 966.79 : x
  2. Step 2: Convert to fraction form
    1,526.23/2,105.08 = 966.79/x
  3. Step 3: Cross multiply
    1,526.23x = 2,105.08 × 966.79
  4. Step 4: Simplify right side
    1,526.23x = 2,035,170.29
  5. Step 5: Solve for x
    x = 2,035,170.29/1,526.23
  6. Step 6: Final answer
    x = 1,333.46

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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.