Home / 5,011.12-6,915.30-2,995.45

Finding the Fourth Proportional to 5,011.12, 6,915.30 and 2,995.45

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Solution

The fourth proportional to 5,011.12, 6,915.30 and 2,995.45 is: 4,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.12 : 6,915.30 = 2,995.45 : x
  2. Step 2: Convert to fraction form
    5,011.12/6,915.30 = 2,995.45/x
  3. Step 3: Cross multiply
    5,011.12x = 6,915.30 × 2,995.45
  4. Step 4: Simplify right side
    5,011.12x = 20,714,435.39
  5. Step 5: Solve for x
    x = 20,714,435.39/5,011.12
  6. Step 6: Final answer
    x = 4,133.69

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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.