Home / 8,253.95-12,384.35-4,555.85

Finding the Fourth Proportional to 8,253.95, 12,384.35 and 4,555.85

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Solution

The fourth proportional to 8,253.95, 12,384.35 and 4,555.85 is: 6,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.95 : 12,384.35 = 4,555.85 : x
  2. Step 2: Convert to fraction form
    8,253.95/12,384.35 = 4,555.85/x
  3. Step 3: Cross multiply
    8,253.95x = 12,384.35 × 4,555.85
  4. Step 4: Simplify right side
    8,253.95x = 56,421,218.17
  5. Step 5: Solve for x
    x = 56,421,218.17/8,253.95
  6. Step 6: Final answer
    x = 6,835.66

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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.