Home / 8,950.08-13,411.32-4,790.64

Finding the Fourth Proportional to 8,950.08, 13,411.32 and 4,790.64

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Solution

The fourth proportional to 8,950.08, 13,411.32 and 4,790.64 is: 7,178.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.08 : 13,411.32 = 4,790.64 : x
  2. Step 2: Convert to fraction form
    8,950.08/13,411.32 = 4,790.64/x
  3. Step 3: Cross multiply
    8,950.08x = 13,411.32 × 4,790.64
  4. Step 4: Simplify right side
    8,950.08x = 64,248,806.04
  5. Step 5: Solve for x
    x = 64,248,806.04/8,950.08
  6. Step 6: Final answer
    x = 7,178.57

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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.