Home / 9,215.07-13,810.25-8,624.58

Finding the Fourth Proportional to 9,215.07, 13,810.25 and 8,624.58

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Solution

The fourth proportional to 9,215.07, 13,810.25 and 8,624.58 is: 12,925.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.07 : 13,810.25 = 8,624.58 : x
  2. Step 2: Convert to fraction form
    9,215.07/13,810.25 = 8,624.58/x
  3. Step 3: Cross multiply
    9,215.07x = 13,810.25 × 8,624.58
  4. Step 4: Simplify right side
    9,215.07x = 119,107,493.77
  5. Step 5: Solve for x
    x = 119,107,493.77/9,215.07
  6. Step 6: Final answer
    x = 12,925.30

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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.