Home / 5,258.69-7,889.52-1,560.91

Finding the Fourth Proportional to 5,258.69, 7,889.52 and 1,560.91

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Solution

The fourth proportional to 5,258.69, 7,889.52 and 1,560.91 is: 2,341.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.69 : 7,889.52 = 1,560.91 : x
  2. Step 2: Convert to fraction form
    5,258.69/7,889.52 = 1,560.91/x
  3. Step 3: Cross multiply
    5,258.69x = 7,889.52 × 1,560.91
  4. Step 4: Simplify right side
    5,258.69x = 12,314,830.66
  5. Step 5: Solve for x
    x = 12,314,830.66/5,258.69
  6. Step 6: Final answer
    x = 2,341.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.