Home / 7,292.78-10,058.70-4,770.84

Finding the Fourth Proportional to 7,292.78, 10,058.70 and 4,770.84

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Solution

The fourth proportional to 7,292.78, 10,058.70 and 4,770.84 is: 6,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.78 : 10,058.70 = 4,770.84 : x
  2. Step 2: Convert to fraction form
    7,292.78/10,058.70 = 4,770.84/x
  3. Step 3: Cross multiply
    7,292.78x = 10,058.70 × 4,770.84
  4. Step 4: Simplify right side
    7,292.78x = 47,988,448.31
  5. Step 5: Solve for x
    x = 47,988,448.31/7,292.78
  6. Step 6: Final answer
    x = 6,580.27

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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.