Home / 1,845.42-2,547.10-1,256.14

Finding the Fourth Proportional to 1,845.42, 2,547.10 and 1,256.14

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Solution

The fourth proportional to 1,845.42, 2,547.10 and 1,256.14 is: 1,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.42 : 2,547.10 = 1,256.14 : x
  2. Step 2: Convert to fraction form
    1,845.42/2,547.10 = 1,256.14/x
  3. Step 3: Cross multiply
    1,845.42x = 2,547.10 × 1,256.14
  4. Step 4: Simplify right side
    1,845.42x = 3,199,511.88
  5. Step 5: Solve for x
    x = 3,199,511.88/1,845.42
  6. Step 6: Final answer
    x = 1,733.76

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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.