Home / 9,587.72-13,235.64-5,607.56

Finding the Fourth Proportional to 9,587.72, 13,235.64 and 5,607.56

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Solution

The fourth proportional to 9,587.72, 13,235.64 and 5,607.56 is: 7,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,587.72 : 13,235.64 = 5,607.56 : x
  2. Step 2: Convert to fraction form
    9,587.72/13,235.64 = 5,607.56/x
  3. Step 3: Cross multiply
    9,587.72x = 13,235.64 × 5,607.56
  4. Step 4: Simplify right side
    9,587.72x = 74,219,645.44
  5. Step 5: Solve for x
    x = 74,219,645.44/9,587.72
  6. Step 6: Final answer
    x = 7,741.12

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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.