Home / 2,926.96-4,036.88-2,211.53

Finding the Fourth Proportional to 2,926.96, 4,036.88 and 2,211.53

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Solution

The fourth proportional to 2,926.96, 4,036.88 and 2,211.53 is: 3,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.96 : 4,036.88 = 2,211.53 : x
  2. Step 2: Convert to fraction form
    2,926.96/4,036.88 = 2,211.53/x
  3. Step 3: Cross multiply
    2,926.96x = 4,036.88 × 2,211.53
  4. Step 4: Simplify right side
    2,926.96x = 8,927,681.23
  5. Step 5: Solve for x
    x = 8,927,681.23/2,926.96
  6. Step 6: Final answer
    x = 3,050.15

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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.