Home / 8,933.88-12,328.68-4,955.16

Finding the Fourth Proportional to 8,933.88, 12,328.68 and 4,955.16

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Solution

The fourth proportional to 8,933.88, 12,328.68 and 4,955.16 is: 6,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.88 : 12,328.68 = 4,955.16 : x
  2. Step 2: Convert to fraction form
    8,933.88/12,328.68 = 4,955.16/x
  3. Step 3: Cross multiply
    8,933.88x = 12,328.68 × 4,955.16
  4. Step 4: Simplify right side
    8,933.88x = 61,090,581.99
  5. Step 5: Solve for x
    x = 61,090,581.99/8,933.88
  6. Step 6: Final answer
    x = 6,838.08

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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.