Home / 10,237.58-15,343.40-4,973.79

Finding the Fourth Proportional to 10,237.58, 15,343.40 and 4,973.79

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Solution

The fourth proportional to 10,237.58, 15,343.40 and 4,973.79 is: 7,454.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.58 : 15,343.40 = 4,973.79 : x
  2. Step 2: Convert to fraction form
    10,237.58/15,343.40 = 4,973.79/x
  3. Step 3: Cross multiply
    10,237.58x = 15,343.40 × 4,973.79
  4. Step 4: Simplify right side
    10,237.58x = 76,314,849.49
  5. Step 5: Solve for x
    x = 76,314,849.49/10,237.58
  6. Step 6: Final answer
    x = 7,454.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.