Home / 4,059.16-6,088.78-1,285.78

Finding the Fourth Proportional to 4,059.16, 6,088.78 and 1,285.78

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Solution

The fourth proportional to 4,059.16, 6,088.78 and 1,285.78 is: 1,928.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.16 : 6,088.78 = 1,285.78 : x
  2. Step 2: Convert to fraction form
    4,059.16/6,088.78 = 1,285.78/x
  3. Step 3: Cross multiply
    4,059.16x = 6,088.78 × 1,285.78
  4. Step 4: Simplify right side
    4,059.16x = 7,828,831.55
  5. Step 5: Solve for x
    x = 7,828,831.55/4,059.16
  6. Step 6: Final answer
    x = 1,928.68

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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.