Home / 2,636.10-3,636.06-2,075.64

Finding the Fourth Proportional to 2,636.10, 3,636.06 and 2,075.64

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Solution

The fourth proportional to 2,636.10, 3,636.06 and 2,075.64 is: 2,863.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.10 : 3,636.06 = 2,075.64 : x
  2. Step 2: Convert to fraction form
    2,636.10/3,636.06 = 2,075.64/x
  3. Step 3: Cross multiply
    2,636.10x = 3,636.06 × 2,075.64
  4. Step 4: Simplify right side
    2,636.10x = 7,547,151.58
  5. Step 5: Solve for x
    x = 7,547,151.58/2,636.10
  6. Step 6: Final answer
    x = 2,863.00

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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.