Home / 1,864.75-2,573.34-1,025.46

Finding the Fourth Proportional to 1,864.75, 2,573.34 and 1,025.46

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Solution

The fourth proportional to 1,864.75, 2,573.34 and 1,025.46 is: 1,415.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.75 : 2,573.34 = 1,025.46 : x
  2. Step 2: Convert to fraction form
    1,864.75/2,573.34 = 1,025.46/x
  3. Step 3: Cross multiply
    1,864.75x = 2,573.34 × 1,025.46
  4. Step 4: Simplify right side
    1,864.75x = 2,638,839.24
  5. Step 5: Solve for x
    x = 2,638,839.24/1,864.75
  6. Step 6: Final answer
    x = 1,415.12

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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.