Home / 9,718.65-14,551.25-7,371.72

Finding the Fourth Proportional to 9,718.65, 14,551.25 and 7,371.72

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Solution

The fourth proportional to 9,718.65, 14,551.25 and 7,371.72 is: 11,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718.65 : 14,551.25 = 7,371.72 : x
  2. Step 2: Convert to fraction form
    9,718.65/14,551.25 = 7,371.72/x
  3. Step 3: Cross multiply
    9,718.65x = 14,551.25 × 7,371.72
  4. Step 4: Simplify right side
    9,718.65x = 107,267,703.79
  5. Step 5: Solve for x
    x = 107,267,703.79/9,718.65
  6. Step 6: Final answer
    x = 11,037.30

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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.