Home / 3,929.13-5,885.83-2,368.30

Finding the Fourth Proportional to 3,929.13, 5,885.83 and 2,368.30

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Solution

The fourth proportional to 3,929.13, 5,885.83 and 2,368.30 is: 3,547.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.13 : 5,885.83 = 2,368.30 : x
  2. Step 2: Convert to fraction form
    3,929.13/5,885.83 = 2,368.30/x
  3. Step 3: Cross multiply
    3,929.13x = 5,885.83 × 2,368.30
  4. Step 4: Simplify right side
    3,929.13x = 13,939,411.19
  5. Step 5: Solve for x
    x = 13,939,411.19/3,929.13
  6. Step 6: Final answer
    x = 3,547.71

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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.