Home / 9,230.26-12,738.02-5,038.78

Finding the Fourth Proportional to 9,230.26, 12,738.02 and 5,038.78

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Solution

The fourth proportional to 9,230.26, 12,738.02 and 5,038.78 is: 6,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.26 : 12,738.02 = 5,038.78 : x
  2. Step 2: Convert to fraction form
    9,230.26/12,738.02 = 5,038.78/x
  3. Step 3: Cross multiply
    9,230.26x = 12,738.02 × 5,038.78
  4. Step 4: Simplify right side
    9,230.26x = 64,184,080.42
  5. Step 5: Solve for x
    x = 64,184,080.42/9,230.26
  6. Step 6: Final answer
    x = 6,953.66

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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.