Home / 1,766.08-2,437.55-1,020.16

Finding the Fourth Proportional to 1,766.08, 2,437.55 and 1,020.16

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Solution

The fourth proportional to 1,766.08, 2,437.55 and 1,020.16 is: 1,408.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.08 : 2,437.55 = 1,020.16 : x
  2. Step 2: Convert to fraction form
    1,766.08/2,437.55 = 1,020.16/x
  3. Step 3: Cross multiply
    1,766.08x = 2,437.55 × 1,020.16
  4. Step 4: Simplify right side
    1,766.08x = 2,486,691.01
  5. Step 5: Solve for x
    x = 2,486,691.01/1,766.08
  6. Step 6: Final answer
    x = 1,408.03

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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.