Home / 5,051.23-7,577.98-1,931.15

Finding the Fourth Proportional to 5,051.23, 7,577.98 and 1,931.15

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Solution

The fourth proportional to 5,051.23, 7,577.98 and 1,931.15 is: 2,897.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.23 : 7,577.98 = 1,931.15 : x
  2. Step 2: Convert to fraction form
    5,051.23/7,577.98 = 1,931.15/x
  3. Step 3: Cross multiply
    5,051.23x = 7,577.98 × 1,931.15
  4. Step 4: Simplify right side
    5,051.23x = 14,634,230.19
  5. Step 5: Solve for x
    x = 14,634,230.19/5,051.23
  6. Step 6: Final answer
    x = 2,897.16

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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.