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Finding the Fourth Proportional to 6,758.88, 10,130.76 and 4,814.88

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Solution

The fourth proportional to 6,758.88, 10,130.76 and 4,814.88 is: 7,216.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.88 : 10,130.76 = 4,814.88 : x
  2. Step 2: Convert to fraction form
    6,758.88/10,130.76 = 4,814.88/x
  3. Step 3: Cross multiply
    6,758.88x = 10,130.76 × 4,814.88
  4. Step 4: Simplify right side
    6,758.88x = 48,778,393.71
  5. Step 5: Solve for x
    x = 48,778,393.71/6,758.88
  6. Step 6: Final answer
    x = 7,216.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.