Home / 7,470.36-10,308.24-4,284.50

Finding the Fourth Proportional to 7,470.36, 10,308.24 and 4,284.50

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Solution

The fourth proportional to 7,470.36, 10,308.24 and 4,284.50 is: 5,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.36 : 10,308.24 = 4,284.50 : x
  2. Step 2: Convert to fraction form
    7,470.36/10,308.24 = 4,284.50/x
  3. Step 3: Cross multiply
    7,470.36x = 10,308.24 × 4,284.50
  4. Step 4: Simplify right side
    7,470.36x = 44,165,602.74
  5. Step 5: Solve for x
    x = 44,165,602.74/7,470.36
  6. Step 6: Final answer
    x = 5,912.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.