Home / 10,349.87-14,255.60-7,955.26

Finding the Fourth Proportional to 10,349.87, 14,255.60 and 7,955.26

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Solution

The fourth proportional to 10,349.87, 14,255.60 and 7,955.26 is: 10,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.87 : 14,255.60 = 7,955.26 : x
  2. Step 2: Convert to fraction form
    10,349.87/14,255.60 = 7,955.26/x
  3. Step 3: Cross multiply
    10,349.87x = 14,255.60 × 7,955.26
  4. Step 4: Simplify right side
    10,349.87x = 113,406,933.18
  5. Step 5: Solve for x
    x = 113,406,933.18/10,349.87
  6. Step 6: Final answer
    x = 10,957.33

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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.