Home / 9,003.40-12,424.58-4,970.26

Finding the Fourth Proportional to 9,003.40, 12,424.58 and 4,970.26

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Solution

The fourth proportional to 9,003.40, 12,424.58 and 4,970.26 is: 6,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.40 : 12,424.58 = 4,970.26 : x
  2. Step 2: Convert to fraction form
    9,003.40/12,424.58 = 4,970.26/x
  3. Step 3: Cross multiply
    9,003.40x = 12,424.58 × 4,970.26
  4. Step 4: Simplify right side
    9,003.40x = 61,753,392.99
  5. Step 5: Solve for x
    x = 61,753,392.99/9,003.40
  6. Step 6: Final answer
    x = 6,858.90

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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.