Home / 7,904.90-10,908.68-4,368.18

Finding the Fourth Proportional to 7,904.90, 10,908.68 and 4,368.18

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Solution

The fourth proportional to 7,904.90, 10,908.68 and 4,368.18 is: 6,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.90 : 10,908.68 = 4,368.18 : x
  2. Step 2: Convert to fraction form
    7,904.90/10,908.68 = 4,368.18/x
  3. Step 3: Cross multiply
    7,904.90x = 10,908.68 × 4,368.18
  4. Step 4: Simplify right side
    7,904.90x = 47,651,077.80
  5. Step 5: Solve for x
    x = 47,651,077.80/7,904.90
  6. Step 6: Final answer
    x = 6,028.04

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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.