Home / 9,312.33-12,842.21-5,949.30

Finding the Fourth Proportional to 9,312.33, 12,842.21 and 5,949.30

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Solution

The fourth proportional to 9,312.33, 12,842.21 and 5,949.30 is: 8,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.33 : 12,842.21 = 5,949.30 : x
  2. Step 2: Convert to fraction form
    9,312.33/12,842.21 = 5,949.30/x
  3. Step 3: Cross multiply
    9,312.33x = 12,842.21 × 5,949.30
  4. Step 4: Simplify right side
    9,312.33x = 76,402,130.21
  5. Step 5: Solve for x
    x = 76,402,130.21/9,312.33
  6. Step 6: Final answer
    x = 8,204.41

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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.