Home / 7,445.17-10,274.35-4,088.20

Finding the Fourth Proportional to 7,445.17, 10,274.35 and 4,088.20

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Solution

The fourth proportional to 7,445.17, 10,274.35 and 4,088.20 is: 5,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.17 : 10,274.35 = 4,088.20 : x
  2. Step 2: Convert to fraction form
    7,445.17/10,274.35 = 4,088.20/x
  3. Step 3: Cross multiply
    7,445.17x = 10,274.35 × 4,088.20
  4. Step 4: Simplify right side
    7,445.17x = 42,003,597.67
  5. Step 5: Solve for x
    x = 42,003,597.67/7,445.17
  6. Step 6: Final answer
    x = 5,641.72

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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.