Home / 5,328.32-7,353.40-2,970.46

Finding the Fourth Proportional to 5,328.32, 7,353.40 and 2,970.46

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Solution

The fourth proportional to 5,328.32, 7,353.40 and 2,970.46 is: 4,099.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.32 : 7,353.40 = 2,970.46 : x
  2. Step 2: Convert to fraction form
    5,328.32/7,353.40 = 2,970.46/x
  3. Step 3: Cross multiply
    5,328.32x = 7,353.40 × 2,970.46
  4. Step 4: Simplify right side
    5,328.32x = 21,842,980.56
  5. Step 5: Solve for x
    x = 21,842,980.56/5,328.32
  6. Step 6: Final answer
    x = 4,099.41

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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.