Home / 10,048.48-15,079.13-7,085.09

Finding the Fourth Proportional to 10,048.48, 15,079.13 and 7,085.09

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Solution

The fourth proportional to 10,048.48, 15,079.13 and 7,085.09 is: 10,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,048.48 : 15,079.13 = 7,085.09 : x
  2. Step 2: Convert to fraction form
    10,048.48/15,079.13 = 7,085.09/x
  3. Step 3: Cross multiply
    10,048.48x = 15,079.13 × 7,085.09
  4. Step 4: Simplify right side
    10,048.48x = 106,837,005.95
  5. Step 5: Solve for x
    x = 106,837,005.95/10,048.48
  6. Step 6: Final answer
    x = 10,632.16

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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.