Home / 7,310.51-10,087.76-4,325.76

Finding the Fourth Proportional to 7,310.51, 10,087.76 and 4,325.76

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Solution

The fourth proportional to 7,310.51, 10,087.76 and 4,325.76 is: 5,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.51 : 10,087.76 = 4,325.76 : x
  2. Step 2: Convert to fraction form
    7,310.51/10,087.76 = 4,325.76/x
  3. Step 3: Cross multiply
    7,310.51x = 10,087.76 × 4,325.76
  4. Step 4: Simplify right side
    7,310.51x = 43,637,228.70
  5. Step 5: Solve for x
    x = 43,637,228.70/7,310.51
  6. Step 6: Final answer
    x = 5,969.11

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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.