Home / 10,051.46-13,870.92-5,575.22

Finding the Fourth Proportional to 10,051.46, 13,870.92 and 5,575.22

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Solution

The fourth proportional to 10,051.46, 13,870.92 and 5,575.22 is: 7,693.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.46 : 13,870.92 = 5,575.22 : x
  2. Step 2: Convert to fraction form
    10,051.46/13,870.92 = 5,575.22/x
  3. Step 3: Cross multiply
    10,051.46x = 13,870.92 × 5,575.22
  4. Step 4: Simplify right side
    10,051.46x = 77,333,430.60
  5. Step 5: Solve for x
    x = 77,333,430.60/10,051.46
  6. Step 6: Final answer
    x = 7,693.75

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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.