Home / 10,277.34-14,182.74-5,561.64

Finding the Fourth Proportional to 10,277.34, 14,182.74 and 5,561.64

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Solution

The fourth proportional to 10,277.34, 14,182.74 and 5,561.64 is: 7,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.34 : 14,182.74 = 5,561.64 : x
  2. Step 2: Convert to fraction form
    10,277.34/14,182.74 = 5,561.64/x
  3. Step 3: Cross multiply
    10,277.34x = 14,182.74 × 5,561.64
  4. Step 4: Simplify right side
    10,277.34x = 78,879,294.09
  5. Step 5: Solve for x
    x = 78,879,294.09/10,277.34
  6. Step 6: Final answer
    x = 7,675.07

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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.