Home / 5,056.32-6,978.26-2,962.20

Finding the Fourth Proportional to 5,056.32, 6,978.26 and 2,962.20

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Solution

The fourth proportional to 5,056.32, 6,978.26 and 2,962.20 is: 4,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.32 : 6,978.26 = 2,962.20 : x
  2. Step 2: Convert to fraction form
    5,056.32/6,978.26 = 2,962.20/x
  3. Step 3: Cross multiply
    5,056.32x = 6,978.26 × 2,962.20
  4. Step 4: Simplify right side
    5,056.32x = 20,671,001.77
  5. Step 5: Solve for x
    x = 20,671,001.77/5,056.32
  6. Step 6: Final answer
    x = 4,088.15

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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.