Home / 1,784.40-2,461.87-1,037.75

Finding the Fourth Proportional to 1,784.40, 2,461.87 and 1,037.75

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Solution

The fourth proportional to 1,784.40, 2,461.87 and 1,037.75 is: 1,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784.40 : 2,461.87 = 1,037.75 : x
  2. Step 2: Convert to fraction form
    1,784.40/2,461.87 = 1,037.75/x
  3. Step 3: Cross multiply
    1,784.40x = 2,461.87 × 1,037.75
  4. Step 4: Simplify right side
    1,784.40x = 2,554,793.28
  5. Step 5: Solve for x
    x = 2,554,793.28/1,784.40
  6. Step 6: Final answer
    x = 1,431.74

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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.