Home / 9,207.58-12,706.08-5,628.53

Finding the Fourth Proportional to 9,207.58, 12,706.08 and 5,628.53

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Solution

The fourth proportional to 9,207.58, 12,706.08 and 5,628.53 is: 7,767.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.58 : 12,706.08 = 5,628.53 : x
  2. Step 2: Convert to fraction form
    9,207.58/12,706.08 = 5,628.53/x
  3. Step 3: Cross multiply
    9,207.58x = 12,706.08 × 5,628.53
  4. Step 4: Simplify right side
    9,207.58x = 71,516,557.69
  5. Step 5: Solve for x
    x = 71,516,557.69/9,207.58
  6. Step 6: Final answer
    x = 7,767.14

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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.