Home / 9,216.15-12,718.29-5,024.40

Finding the Fourth Proportional to 9,216.15, 12,718.29 and 5,024.40

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Solution

The fourth proportional to 9,216.15, 12,718.29 and 5,024.40 is: 6,933.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.15 : 12,718.29 = 5,024.40 : x
  2. Step 2: Convert to fraction form
    9,216.15/12,718.29 = 5,024.40/x
  3. Step 3: Cross multiply
    9,216.15x = 12,718.29 × 5,024.40
  4. Step 4: Simplify right side
    9,216.15x = 63,901,744.48
  5. Step 5: Solve for x
    x = 63,901,744.48/9,216.15
  6. Step 6: Final answer
    x = 6,933.67

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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.