Home / 2,917.47-4,026.18-1,783.32

Finding the Fourth Proportional to 2,917.47, 4,026.18 and 1,783.32

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Solution

The fourth proportional to 2,917.47, 4,026.18 and 1,783.32 is: 2,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.47 : 4,026.18 = 1,783.32 : x
  2. Step 2: Convert to fraction form
    2,917.47/4,026.18 = 1,783.32/x
  3. Step 3: Cross multiply
    2,917.47x = 4,026.18 × 1,783.32
  4. Step 4: Simplify right side
    2,917.47x = 7,179,967.32
  5. Step 5: Solve for x
    x = 7,179,967.32/2,917.47
  6. Step 6: Final answer
    x = 2,461.03

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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.