Home / 10,490.51-14,476.91-5,774.75

Finding the Fourth Proportional to 10,490.51, 14,476.91 and 5,774.75

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Solution

The fourth proportional to 10,490.51, 14,476.91 and 5,774.75 is: 7,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,490.51 : 14,476.91 = 5,774.75 : x
  2. Step 2: Convert to fraction form
    10,490.51/14,476.91 = 5,774.75/x
  3. Step 3: Cross multiply
    10,490.51x = 14,476.91 × 5,774.75
  4. Step 4: Simplify right side
    10,490.51x = 83,600,536.02
  5. Step 5: Solve for x
    x = 83,600,536.02/10,490.51
  6. Step 6: Final answer
    x = 7,969.16

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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.