Home / 10,352.94-14,286.58-5,637.25

Finding the Fourth Proportional to 10,352.94, 14,286.58 and 5,637.25

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Solution

The fourth proportional to 10,352.94, 14,286.58 and 5,637.25 is: 7,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.94 : 14,286.58 = 5,637.25 : x
  2. Step 2: Convert to fraction form
    10,352.94/14,286.58 = 5,637.25/x
  3. Step 3: Cross multiply
    10,352.94x = 14,286.58 × 5,637.25
  4. Step 4: Simplify right side
    10,352.94x = 80,537,023.11
  5. Step 5: Solve for x
    x = 80,537,023.11/10,352.94
  6. Step 6: Final answer
    x = 7,779.15

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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.