Home / 9,314.06-12,871.85-7,632.81

Finding the Fourth Proportional to 9,314.06, 12,871.85 and 7,632.81

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Solution

The fourth proportional to 9,314.06, 12,871.85 and 7,632.81 is: 10,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.06 : 12,871.85 = 7,632.81 : x
  2. Step 2: Convert to fraction form
    9,314.06/12,871.85 = 7,632.81/x
  3. Step 3: Cross multiply
    9,314.06x = 12,871.85 × 7,632.81
  4. Step 4: Simplify right side
    9,314.06x = 98,248,347.23
  5. Step 5: Solve for x
    x = 98,248,347.23/9,314.06
  6. Step 6: Final answer
    x = 10,548.40

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Double scale
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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.