Home / 7,514.46-10,365.56-4,528.40

Finding the Fourth Proportional to 7,514.46, 10,365.56 and 4,528.40

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Solution

The fourth proportional to 7,514.46, 10,365.56 and 4,528.40 is: 6,246.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.46 : 10,365.56 = 4,528.40 : x
  2. Step 2: Convert to fraction form
    7,514.46/10,365.56 = 4,528.40/x
  3. Step 3: Cross multiply
    7,514.46x = 10,365.56 × 4,528.40
  4. Step 4: Simplify right side
    7,514.46x = 46,939,401.90
  5. Step 5: Solve for x
    x = 46,939,401.90/7,514.46
  6. Step 6: Final answer
    x = 6,246.54

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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.