Home / 7,514.90-10,370.51-4,491.40

Finding the Fourth Proportional to 7,514.90, 10,370.51 and 4,491.40

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Solution

The fourth proportional to 7,514.90, 10,370.51 and 4,491.40 is: 6,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.90 : 10,370.51 = 4,491.40 : x
  2. Step 2: Convert to fraction form
    7,514.90/10,370.51 = 4,491.40/x
  3. Step 3: Cross multiply
    7,514.90x = 10,370.51 × 4,491.40
  4. Step 4: Simplify right side
    7,514.90x = 46,578,108.61
  5. Step 5: Solve for x
    x = 46,578,108.61/7,514.90
  6. Step 6: Final answer
    x = 6,198.10

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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.