Home / 8,291.14-11,430.51-5,633.93

Finding the Fourth Proportional to 8,291.14, 11,430.51 and 5,633.93

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Solution

The fourth proportional to 8,291.14, 11,430.51 and 5,633.93 is: 7,767.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291.14 : 11,430.51 = 5,633.93 : x
  2. Step 2: Convert to fraction form
    8,291.14/11,430.51 = 5,633.93/x
  3. Step 3: Cross multiply
    8,291.14x = 11,430.51 × 5,633.93
  4. Step 4: Simplify right side
    8,291.14x = 64,398,693.20
  5. Step 5: Solve for x
    x = 64,398,693.20/8,291.14
  6. Step 6: Final answer
    x = 7,767.17

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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.