Home / 2,924.28-4,386.18-976.23

Finding the Fourth Proportional to 2,924.28, 4,386.18 and 976.23

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Solution

The fourth proportional to 2,924.28, 4,386.18 and 976.23 is: 1,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.28 : 4,386.18 = 976.23 : x
  2. Step 2: Convert to fraction form
    2,924.28/4,386.18 = 976.23/x
  3. Step 3: Cross multiply
    2,924.28x = 4,386.18 × 976.23
  4. Step 4: Simplify right side
    2,924.28x = 4,281,920.50
  5. Step 5: Solve for x
    x = 4,281,920.50/2,924.28
  6. Step 6: Final answer
    x = 1,464.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.