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Finding the Fourth Proportional to 8,595.03, 12,875.76 and 4,085.67

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Solution

The fourth proportional to 8,595.03, 12,875.76 and 4,085.67 is: 6,120.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,595.03 : 12,875.76 = 4,085.67 : x
  2. Step 2: Convert to fraction form
    8,595.03/12,875.76 = 4,085.67/x
  3. Step 3: Cross multiply
    8,595.03x = 12,875.76 × 4,085.67
  4. Step 4: Simplify right side
    8,595.03x = 52,606,106.36
  5. Step 5: Solve for x
    x = 52,606,106.36/8,595.03
  6. Step 6: Final answer
    x = 6,120.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.