Home / 6,776.16-10,156.86-4,312.08

Finding the Fourth Proportional to 6,776.16, 10,156.86 and 4,312.08

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Solution

The fourth proportional to 6,776.16, 10,156.86 and 4,312.08 is: 6,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.16 : 10,156.86 = 4,312.08 : x
  2. Step 2: Convert to fraction form
    6,776.16/10,156.86 = 4,312.08/x
  3. Step 3: Cross multiply
    6,776.16x = 10,156.86 × 4,312.08
  4. Step 4: Simplify right side
    6,776.16x = 43,797,192.87
  5. Step 5: Solve for x
    x = 43,797,192.87/6,776.16
  6. Step 6: Final answer
    x = 6,463.42

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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.