Home / 9,237.81-12,748.14-5,260.26

Finding the Fourth Proportional to 9,237.81, 12,748.14 and 5,260.26

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Solution

The fourth proportional to 9,237.81, 12,748.14 and 5,260.26 is: 7,259.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.81 : 12,748.14 = 5,260.26 : x
  2. Step 2: Convert to fraction form
    9,237.81/12,748.14 = 5,260.26/x
  3. Step 3: Cross multiply
    9,237.81x = 12,748.14 × 5,260.26
  4. Step 4: Simplify right side
    9,237.81x = 67,058,530.92
  5. Step 5: Solve for x
    x = 67,058,530.92/9,237.81
  6. Step 6: Final answer
    x = 7,259.14

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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.