Home / 6,385.10-9,569.55-4,651.70

Finding the Fourth Proportional to 6,385.10, 9,569.55 and 4,651.70

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Solution

The fourth proportional to 6,385.10, 9,569.55 and 4,651.70 is: 6,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.10 : 9,569.55 = 4,651.70 : x
  2. Step 2: Convert to fraction form
    6,385.10/9,569.55 = 4,651.70/x
  3. Step 3: Cross multiply
    6,385.10x = 9,569.55 × 4,651.70
  4. Step 4: Simplify right side
    6,385.10x = 44,514,675.74
  5. Step 5: Solve for x
    x = 44,514,675.74/6,385.10
  6. Step 6: Final answer
    x = 6,971.65

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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.