Home / 2,923.04-4,368.40-2,618.48

Finding the Fourth Proportional to 2,923.04, 4,368.40 and 2,618.48

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Solution

The fourth proportional to 2,923.04, 4,368.40 and 2,618.48 is: 3,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.04 : 4,368.40 = 2,618.48 : x
  2. Step 2: Convert to fraction form
    2,923.04/4,368.40 = 2,618.48/x
  3. Step 3: Cross multiply
    2,923.04x = 4,368.40 × 2,618.48
  4. Step 4: Simplify right side
    2,923.04x = 11,438,568.03
  5. Step 5: Solve for x
    x = 11,438,568.03/2,923.04
  6. Step 6: Final answer
    x = 3,913.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.