Home / 9,014.40-13,516.20-4,640.40

Finding the Fourth Proportional to 9,014.40, 13,516.20 and 4,640.40

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Solution

The fourth proportional to 9,014.40, 13,516.20 and 4,640.40 is: 6,957.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,014.40 : 13,516.20 = 4,640.40 : x
  2. Step 2: Convert to fraction form
    9,014.40/13,516.20 = 4,640.40/x
  3. Step 3: Cross multiply
    9,014.40x = 13,516.20 × 4,640.40
  4. Step 4: Simplify right side
    9,014.40x = 62,720,574.48
  5. Step 5: Solve for x
    x = 62,720,574.48/9,014.40
  6. Step 6: Final answer
    x = 6,957.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.