Home / 2,227.04-3,071.76-1,530.08

Finding the Fourth Proportional to 2,227.04, 3,071.76 and 1,530.08

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Solution

The fourth proportional to 2,227.04, 3,071.76 and 1,530.08 is: 2,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.04 : 3,071.76 = 1,530.08 : x
  2. Step 2: Convert to fraction form
    2,227.04/3,071.76 = 1,530.08/x
  3. Step 3: Cross multiply
    2,227.04x = 3,071.76 × 1,530.08
  4. Step 4: Simplify right side
    2,227.04x = 4,700,038.54
  5. Step 5: Solve for x
    x = 4,700,038.54/2,227.04
  6. Step 6: Final answer
    x = 2,110.44

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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.