Home / 5,312.09-7,962.12-2,675.41

Finding the Fourth Proportional to 5,312.09, 7,962.12 and 2,675.41

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Solution

The fourth proportional to 5,312.09, 7,962.12 and 2,675.41 is: 4,010.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.09 : 7,962.12 = 2,675.41 : x
  2. Step 2: Convert to fraction form
    5,312.09/7,962.12 = 2,675.41/x
  3. Step 3: Cross multiply
    5,312.09x = 7,962.12 × 2,675.41
  4. Step 4: Simplify right side
    5,312.09x = 21,301,935.47
  5. Step 5: Solve for x
    x = 21,301,935.47/5,312.09
  6. Step 6: Final answer
    x = 4,010.09

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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.