Home / 8,595.18-12,888.92-4,155.02

Finding the Fourth Proportional to 8,595.18, 12,888.92 and 4,155.02

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Solution

The fourth proportional to 8,595.18, 12,888.92 and 4,155.02 is: 6,230.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,595.18 : 12,888.92 = 4,155.02 : x
  2. Step 2: Convert to fraction form
    8,595.18/12,888.92 = 4,155.02/x
  3. Step 3: Cross multiply
    8,595.18x = 12,888.92 × 4,155.02
  4. Step 4: Simplify right side
    8,595.18x = 53,553,720.38
  5. Step 5: Solve for x
    x = 53,553,720.38/8,595.18
  6. Step 6: Final answer
    x = 6,230.67

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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.