Home / 1,963.99-2,946.94-924.10

Finding the Fourth Proportional to 1,963.99, 2,946.94 and 924.10

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Solution

The fourth proportional to 1,963.99, 2,946.94 and 924.10 is: 1,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963.99 : 2,946.94 = 924.10 : x
  2. Step 2: Convert to fraction form
    1,963.99/2,946.94 = 924.10/x
  3. Step 3: Cross multiply
    1,963.99x = 2,946.94 × 924.10
  4. Step 4: Simplify right side
    1,963.99x = 2,723,259.93
  5. Step 5: Solve for x
    x = 2,723,259.93/1,963.99
  6. Step 6: Final answer
    x = 1,386.60

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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.