Home / 6,445.19-8,898.32-4,950.20

Finding the Fourth Proportional to 6,445.19, 8,898.32 and 4,950.20

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Solution

The fourth proportional to 6,445.19, 8,898.32 and 4,950.20 is: 6,834.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.19 : 8,898.32 = 4,950.20 : x
  2. Step 2: Convert to fraction form
    6,445.19/8,898.32 = 4,950.20/x
  3. Step 3: Cross multiply
    6,445.19x = 8,898.32 × 4,950.20
  4. Step 4: Simplify right side
    6,445.19x = 44,048,498.29
  5. Step 5: Solve for x
    x = 44,048,498.29/6,445.19
  6. Step 6: Final answer
    x = 6,834.32

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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.