Home / 6,782.60-9,363.34-5,176.07

Finding the Fourth Proportional to 6,782.60, 9,363.34 and 5,176.07

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Solution

The fourth proportional to 6,782.60, 9,363.34 and 5,176.07 is: 7,145.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.60 : 9,363.34 = 5,176.07 : x
  2. Step 2: Convert to fraction form
    6,782.60/9,363.34 = 5,176.07/x
  3. Step 3: Cross multiply
    6,782.60x = 9,363.34 × 5,176.07
  4. Step 4: Simplify right side
    6,782.60x = 48,465,303.27
  5. Step 5: Solve for x
    x = 48,465,303.27/6,782.60
  6. Step 6: Final answer
    x = 7,145.53

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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.