Home / 9,587.58-13,234.95-6,445.59

Finding the Fourth Proportional to 9,587.58, 13,234.95 and 6,445.59

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Solution

The fourth proportional to 9,587.58, 13,234.95 and 6,445.59 is: 8,897.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,587.58 : 13,234.95 = 6,445.59 : x
  2. Step 2: Convert to fraction form
    9,587.58/13,234.95 = 6,445.59/x
  3. Step 3: Cross multiply
    9,587.58x = 13,234.95 × 6,445.59
  4. Step 4: Simplify right side
    9,587.58x = 85,307,078.34
  5. Step 5: Solve for x
    x = 85,307,078.34/9,587.58
  6. Step 6: Final answer
    x = 8,897.66

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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.