Home / 7,274.90-10,038.93-4,131.14

Finding the Fourth Proportional to 7,274.90, 10,038.93 and 4,131.14

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Solution

The fourth proportional to 7,274.90, 10,038.93 and 4,131.14 is: 5,700.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.90 : 10,038.93 = 4,131.14 : x
  2. Step 2: Convert to fraction form
    7,274.90/10,038.93 = 4,131.14/x
  3. Step 3: Cross multiply
    7,274.90x = 10,038.93 × 4,131.14
  4. Step 4: Simplify right side
    7,274.90x = 41,472,225.28
  5. Step 5: Solve for x
    x = 41,472,225.28/7,274.90
  6. Step 6: Final answer
    x = 5,700.73

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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.