Home / 10,701.79-14,752.75-7,505.39

Finding the Fourth Proportional to 10,701.79, 14,752.75 and 7,505.39

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Solution

The fourth proportional to 10,701.79, 14,752.75 and 7,505.39 is: 10,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,701.79 : 14,752.75 = 7,505.39 : x
  2. Step 2: Convert to fraction form
    10,701.79/14,752.75 = 7,505.39/x
  3. Step 3: Cross multiply
    10,701.79x = 14,752.75 × 7,505.39
  4. Step 4: Simplify right side
    10,701.79x = 110,725,174.51
  5. Step 5: Solve for x
    x = 110,725,174.51/10,701.79
  6. Step 6: Final answer
    x = 10,346.42

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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.