Home / 6,865.50-10,290.48-4,498.08

Finding the Fourth Proportional to 6,865.50, 10,290.48 and 4,498.08

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Solution

The fourth proportional to 6,865.50, 10,290.48 and 4,498.08 is: 6,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.50 : 10,290.48 = 4,498.08 : x
  2. Step 2: Convert to fraction form
    6,865.50/10,290.48 = 4,498.08/x
  3. Step 3: Cross multiply
    6,865.50x = 10,290.48 × 4,498.08
  4. Step 4: Simplify right side
    6,865.50x = 46,287,402.28
  5. Step 5: Solve for x
    x = 46,287,402.28/6,865.50
  6. Step 6: Final answer
    x = 6,742.03

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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.