Home / 9,015.27-12,437.22-5,237.22

Finding the Fourth Proportional to 9,015.27, 12,437.22 and 5,237.22

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Solution

The fourth proportional to 9,015.27, 12,437.22 and 5,237.22 is: 7,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.27 : 12,437.22 = 5,237.22 : x
  2. Step 2: Convert to fraction form
    9,015.27/12,437.22 = 5,237.22/x
  3. Step 3: Cross multiply
    9,015.27x = 12,437.22 × 5,237.22
  4. Step 4: Simplify right side
    9,015.27x = 65,136,457.33
  5. Step 5: Solve for x
    x = 65,136,457.33/9,015.27
  6. Step 6: Final answer
    x = 7,225.13

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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.