Home / 5,328.16-7,353.21-2,970.37

Finding the Fourth Proportional to 5,328.16, 7,353.21 and 2,970.37

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Solution

The fourth proportional to 5,328.16, 7,353.21 and 2,970.37 is: 4,099.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.16 : 7,353.21 = 2,970.37 : x
  2. Step 2: Convert to fraction form
    5,328.16/7,353.21 = 2,970.37/x
  3. Step 3: Cross multiply
    5,328.16x = 7,353.21 × 2,970.37
  4. Step 4: Simplify right side
    5,328.16x = 21,841,754.39
  5. Step 5: Solve for x
    x = 21,841,754.39/5,328.16
  6. Step 6: Final answer
    x = 4,099.31

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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.