Home / 5,134.16-7,700.40-1,846.64

Finding the Fourth Proportional to 5,134.16, 7,700.40 and 1,846.64

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Solution

The fourth proportional to 5,134.16, 7,700.40 and 1,846.64 is: 2,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.16 : 7,700.40 = 1,846.64 : x
  2. Step 2: Convert to fraction form
    5,134.16/7,700.40 = 1,846.64/x
  3. Step 3: Cross multiply
    5,134.16x = 7,700.40 × 1,846.64
  4. Step 4: Simplify right side
    5,134.16x = 14,219,866.66
  5. Step 5: Solve for x
    x = 14,219,866.66/5,134.16
  6. Step 6: Final answer
    x = 2,769.66

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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.