Home / 9,277.51-12,803.13-5,085.49

Finding the Fourth Proportional to 9,277.51, 12,803.13 and 5,085.49

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Solution

The fourth proportional to 9,277.51, 12,803.13 and 5,085.49 is: 7,018.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,277.51 : 12,803.13 = 5,085.49 : x
  2. Step 2: Convert to fraction form
    9,277.51/12,803.13 = 5,085.49/x
  3. Step 3: Cross multiply
    9,277.51x = 12,803.13 × 5,085.49
  4. Step 4: Simplify right side
    9,277.51x = 65,110,189.58
  5. Step 5: Solve for x
    x = 65,110,189.58/9,277.51
  6. Step 6: Final answer
    x = 7,018.07

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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.