Home / 5,291.85-7,303.19-2,934.75

Finding the Fourth Proportional to 5,291.85, 7,303.19 and 2,934.75

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Solution

The fourth proportional to 5,291.85, 7,303.19 and 2,934.75 is: 4,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.85 : 7,303.19 = 2,934.75 : x
  2. Step 2: Convert to fraction form
    5,291.85/7,303.19 = 2,934.75/x
  3. Step 3: Cross multiply
    5,291.85x = 7,303.19 × 2,934.75
  4. Step 4: Simplify right side
    5,291.85x = 21,433,036.85
  5. Step 5: Solve for x
    x = 21,433,036.85/5,291.85
  6. Step 6: Final answer
    x = 4,050.20

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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.