Home / 2,392.32-3,303.36-1,553.60

Finding the Fourth Proportional to 2,392.32, 3,303.36 and 1,553.60

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Solution

The fourth proportional to 2,392.32, 3,303.36 and 1,553.60 is: 2,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.32 : 3,303.36 = 1,553.60 : x
  2. Step 2: Convert to fraction form
    2,392.32/3,303.36 = 1,553.60/x
  3. Step 3: Cross multiply
    2,392.32x = 3,303.36 × 1,553.60
  4. Step 4: Simplify right side
    2,392.32x = 5,132,100.10
  5. Step 5: Solve for x
    x = 5,132,100.10/2,392.32
  6. Step 6: Final answer
    x = 2,145.24

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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.