Home / 7,445.28-10,274.03-4,088.08

Finding the Fourth Proportional to 7,445.28, 10,274.03 and 4,088.08

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Solution

The fourth proportional to 7,445.28, 10,274.03 and 4,088.08 is: 5,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.28 : 10,274.03 = 4,088.08 : x
  2. Step 2: Convert to fraction form
    7,445.28/10,274.03 = 4,088.08/x
  3. Step 3: Cross multiply
    7,445.28x = 10,274.03 × 4,088.08
  4. Step 4: Simplify right side
    7,445.28x = 42,001,048.96
  5. Step 5: Solve for x
    x = 42,001,048.96/7,445.28
  6. Step 6: Final answer
    x = 5,641.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.