Home / 8,346.48-11,526.76-7,222.04

Finding the Fourth Proportional to 8,346.48, 11,526.76 and 7,222.04

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Solution

The fourth proportional to 8,346.48, 11,526.76 and 7,222.04 is: 9,973.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.48 : 11,526.76 = 7,222.04 : x
  2. Step 2: Convert to fraction form
    8,346.48/11,526.76 = 7,222.04/x
  3. Step 3: Cross multiply
    8,346.48x = 11,526.76 × 7,222.04
  4. Step 4: Simplify right side
    8,346.48x = 83,246,721.79
  5. Step 5: Solve for x
    x = 83,246,721.79/8,346.48
  6. Step 6: Final answer
    x = 9,973.87

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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.