Home / 7,307.82-10,088.15-4,790.07

Finding the Fourth Proportional to 7,307.82, 10,088.15 and 4,790.07

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Solution

The fourth proportional to 7,307.82, 10,088.15 and 4,790.07 is: 6,612.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.82 : 10,088.15 = 4,790.07 : x
  2. Step 2: Convert to fraction form
    7,307.82/10,088.15 = 4,790.07/x
  3. Step 3: Cross multiply
    7,307.82x = 10,088.15 × 4,790.07
  4. Step 4: Simplify right side
    7,307.82x = 48,322,920.72
  5. Step 5: Solve for x
    x = 48,322,920.72/7,307.82
  6. Step 6: Final answer
    x = 6,612.49

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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.