Home / 11,064.47-16,602.79-5,220.93

Finding the Fourth Proportional to 11,064.47, 16,602.79 and 5,220.93

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Solution

The fourth proportional to 11,064.47, 16,602.79 and 5,220.93 is: 7,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064.47 : 16,602.79 = 5,220.93 : x
  2. Step 2: Convert to fraction form
    11,064.47/16,602.79 = 5,220.93/x
  3. Step 3: Cross multiply
    11,064.47x = 16,602.79 × 5,220.93
  4. Step 4: Simplify right side
    11,064.47x = 86,681,994.67
  5. Step 5: Solve for x
    x = 86,681,994.67/11,064.47
  6. Step 6: Final answer
    x = 7,834.26

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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.