Home / 4,329.88-6,495.50-1,865.40

Finding the Fourth Proportional to 4,329.88, 6,495.50 and 1,865.40

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Solution

The fourth proportional to 4,329.88, 6,495.50 and 1,865.40 is: 2,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.88 : 6,495.50 = 1,865.40 : x
  2. Step 2: Convert to fraction form
    4,329.88/6,495.50 = 1,865.40/x
  3. Step 3: Cross multiply
    4,329.88x = 6,495.50 × 1,865.40
  4. Step 4: Simplify right side
    4,329.88x = 12,116,743.43
  5. Step 5: Solve for x
    x = 12,116,743.43/4,329.88
  6. Step 6: Final answer
    x = 2,798.40

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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.