Home / 2,926.23-4,389.29-846.15

Finding the Fourth Proportional to 2,926.23, 4,389.29 and 846.15

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Solution

The fourth proportional to 2,926.23, 4,389.29 and 846.15 is: 1,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.23 : 4,389.29 = 846.15 : x
  2. Step 2: Convert to fraction form
    2,926.23/4,389.29 = 846.15/x
  3. Step 3: Cross multiply
    2,926.23x = 4,389.29 × 846.15
  4. Step 4: Simplify right side
    2,926.23x = 3,713,993.50
  5. Step 5: Solve for x
    x = 3,713,993.50/2,926.23
  6. Step 6: Final answer
    x = 1,269.21

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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.