Home / 9,480.70-14,223.40-4,285.18

Finding the Fourth Proportional to 9,480.70, 14,223.40 and 4,285.18

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Solution

The fourth proportional to 9,480.70, 14,223.40 and 4,285.18 is: 6,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.70 : 14,223.40 = 4,285.18 : x
  2. Step 2: Convert to fraction form
    9,480.70/14,223.40 = 4,285.18/x
  3. Step 3: Cross multiply
    9,480.70x = 14,223.40 × 4,285.18
  4. Step 4: Simplify right side
    9,480.70x = 60,949,807.79
  5. Step 5: Solve for x
    x = 60,949,807.79/9,480.70
  6. Step 6: Final answer
    x = 6,428.83

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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.