Home / 1,783.98-2,461.26-1,037.55

Finding the Fourth Proportional to 1,783.98, 2,461.26 and 1,037.55

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Solution

The fourth proportional to 1,783.98, 2,461.26 and 1,037.55 is: 1,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.98 : 2,461.26 = 1,037.55 : x
  2. Step 2: Convert to fraction form
    1,783.98/2,461.26 = 1,037.55/x
  3. Step 3: Cross multiply
    1,783.98x = 2,461.26 × 1,037.55
  4. Step 4: Simplify right side
    1,783.98x = 2,553,680.31
  5. Step 5: Solve for x
    x = 2,553,680.31/1,783.98
  6. Step 6: Final answer
    x = 1,431.45

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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.