Home / 7,926.36-10,938.54-4,389.84

Finding the Fourth Proportional to 7,926.36, 10,938.54 and 4,389.84

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Solution

The fourth proportional to 7,926.36, 10,938.54 and 4,389.84 is: 6,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.36 : 10,938.54 = 4,389.84 : x
  2. Step 2: Convert to fraction form
    7,926.36/10,938.54 = 4,389.84/x
  3. Step 3: Cross multiply
    7,926.36x = 10,938.54 × 4,389.84
  4. Step 4: Simplify right side
    7,926.36x = 48,018,440.43
  5. Step 5: Solve for x
    x = 48,018,440.43/7,926.36
  6. Step 6: Final answer
    x = 6,058.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.