Home / 9,052.40-12,502.68-7,212.08

Finding the Fourth Proportional to 9,052.40, 12,502.68 and 7,212.08

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Solution

The fourth proportional to 9,052.40, 12,502.68 and 7,212.08 is: 9,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.40 : 12,502.68 = 7,212.08 : x
  2. Step 2: Convert to fraction form
    9,052.40/12,502.68 = 7,212.08/x
  3. Step 3: Cross multiply
    9,052.40x = 12,502.68 × 7,212.08
  4. Step 4: Simplify right side
    9,052.40x = 90,170,328.37
  5. Step 5: Solve for x
    x = 90,170,328.37/9,052.40
  6. Step 6: Final answer
    x = 9,960.93

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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.