Home / 10,352.98-14,287.05-5,637.22

Finding the Fourth Proportional to 10,352.98, 14,287.05 and 5,637.22

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Solution

The fourth proportional to 10,352.98, 14,287.05 and 5,637.22 is: 7,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.98 : 14,287.05 = 5,637.22 : x
  2. Step 2: Convert to fraction form
    10,352.98/14,287.05 = 5,637.22/x
  3. Step 3: Cross multiply
    10,352.98x = 14,287.05 × 5,637.22
  4. Step 4: Simplify right side
    10,352.98x = 80,539,244.00
  5. Step 5: Solve for x
    x = 80,539,244.00/10,352.98
  6. Step 6: Final answer
    x = 7,779.33

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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.