Home / 4,071.51-5,618.08-2,303.07

Finding the Fourth Proportional to 4,071.51, 5,618.08 and 2,303.07

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Solution

The fourth proportional to 4,071.51, 5,618.08 and 2,303.07 is: 3,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.51 : 5,618.08 = 2,303.07 : x
  2. Step 2: Convert to fraction form
    4,071.51/5,618.08 = 2,303.07/x
  3. Step 3: Cross multiply
    4,071.51x = 5,618.08 × 2,303.07
  4. Step 4: Simplify right side
    4,071.51x = 12,938,819.99
  5. Step 5: Solve for x
    x = 12,938,819.99/4,071.51
  6. Step 6: Final answer
    x = 3,177.90

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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.