Home / 5,027.36-6,931.37-4,176.45

Finding the Fourth Proportional to 5,027.36, 6,931.37 and 4,176.45

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Solution

The fourth proportional to 5,027.36, 6,931.37 and 4,176.45 is: 5,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.36 : 6,931.37 = 4,176.45 : x
  2. Step 2: Convert to fraction form
    5,027.36/6,931.37 = 4,176.45/x
  3. Step 3: Cross multiply
    5,027.36x = 6,931.37 × 4,176.45
  4. Step 4: Simplify right side
    5,027.36x = 28,948,499.35
  5. Step 5: Solve for x
    x = 28,948,499.35/5,027.36
  6. Step 6: Final answer
    x = 5,758.20

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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.