Home / 10,064.22-13,888.21-5,587.71

Finding the Fourth Proportional to 10,064.22, 13,888.21 and 5,587.71

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Solution

The fourth proportional to 10,064.22, 13,888.21 and 5,587.71 is: 7,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,064.22 : 13,888.21 = 5,587.71 : x
  2. Step 2: Convert to fraction form
    10,064.22/13,888.21 = 5,587.71/x
  3. Step 3: Cross multiply
    10,064.22x = 13,888.21 × 5,587.71
  4. Step 4: Simplify right side
    10,064.22x = 77,603,273.39
  5. Step 5: Solve for x
    x = 77,603,273.39/10,064.22
  6. Step 6: Final answer
    x = 7,710.80

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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.