Home / 4,378.94-6,569.50-1,258.94

Finding the Fourth Proportional to 4,378.94, 6,569.50 and 1,258.94

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Solution

The fourth proportional to 4,378.94, 6,569.50 and 1,258.94 is: 1,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.94 : 6,569.50 = 1,258.94 : x
  2. Step 2: Convert to fraction form
    4,378.94/6,569.50 = 1,258.94/x
  3. Step 3: Cross multiply
    4,378.94x = 6,569.50 × 1,258.94
  4. Step 4: Simplify right side
    4,378.94x = 8,270,642.64
  5. Step 5: Solve for x
    x = 8,270,642.64/4,378.94
  6. Step 6: Final answer
    x = 1,888.73

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Double scale
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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.