Home / 1,846.20-2,547.77-1,100.19

Finding the Fourth Proportional to 1,846.20, 2,547.77 and 1,100.19

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Solution

The fourth proportional to 1,846.20, 2,547.77 and 1,100.19 is: 1,518.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.20 : 2,547.77 = 1,100.19 : x
  2. Step 2: Convert to fraction form
    1,846.20/2,547.77 = 1,100.19/x
  3. Step 3: Cross multiply
    1,846.20x = 2,547.77 × 1,100.19
  4. Step 4: Simplify right side
    1,846.20x = 2,803,031.08
  5. Step 5: Solve for x
    x = 2,803,031.08/1,846.20
  6. Step 6: Final answer
    x = 1,518.27

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Half scale
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Double scale
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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.