Home / 3,600.04-4,970.36-2,938.48

Finding the Fourth Proportional to 3,600.04, 4,970.36 and 2,938.48

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Solution

The fourth proportional to 3,600.04, 4,970.36 and 2,938.48 is: 4,056.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.04 : 4,970.36 = 2,938.48 : x
  2. Step 2: Convert to fraction form
    3,600.04/4,970.36 = 2,938.48/x
  3. Step 3: Cross multiply
    3,600.04x = 4,970.36 × 2,938.48
  4. Step 4: Simplify right side
    3,600.04x = 14,605,303.45
  5. Step 5: Solve for x
    x = 14,605,303.45/3,600.04
  6. Step 6: Final answer
    x = 4,056.98

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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.