Home / 2,293.32-3,165.57-1,455.51

Finding the Fourth Proportional to 2,293.32, 3,165.57 and 1,455.51

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Solution

The fourth proportional to 2,293.32, 3,165.57 and 1,455.51 is: 2,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.32 : 3,165.57 = 1,455.51 : x
  2. Step 2: Convert to fraction form
    2,293.32/3,165.57 = 1,455.51/x
  3. Step 3: Cross multiply
    2,293.32x = 3,165.57 × 1,455.51
  4. Step 4: Simplify right side
    2,293.32x = 4,607,518.79
  5. Step 5: Solve for x
    x = 4,607,518.79/2,293.32
  6. Step 6: Final answer
    x = 2,009.10

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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.