Home / 5,258.15-7,923.40-4,354.05

Finding the Fourth Proportional to 5,258.15, 7,923.40 and 4,354.05

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Solution

The fourth proportional to 5,258.15, 7,923.40 and 4,354.05 is: 6,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.15 : 7,923.40 = 4,354.05 : x
  2. Step 2: Convert to fraction form
    5,258.15/7,923.40 = 4,354.05/x
  3. Step 3: Cross multiply
    5,258.15x = 7,923.40 × 4,354.05
  4. Step 4: Simplify right side
    5,258.15x = 34,498,879.77
  5. Step 5: Solve for x
    x = 34,498,879.77/5,258.15
  6. Step 6: Final answer
    x = 6,561.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.