Home / 7,325.58-10,106.51-5,415.99

Finding the Fourth Proportional to 7,325.58, 10,106.51 and 5,415.99

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Solution

The fourth proportional to 7,325.58, 10,106.51 and 5,415.99 is: 7,472.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.58 : 10,106.51 = 5,415.99 : x
  2. Step 2: Convert to fraction form
    7,325.58/10,106.51 = 5,415.99/x
  3. Step 3: Cross multiply
    7,325.58x = 10,106.51 × 5,415.99
  4. Step 4: Simplify right side
    7,325.58x = 54,736,757.09
  5. Step 5: Solve for x
    x = 54,736,757.09/7,325.58
  6. Step 6: Final answer
    x = 7,472.00

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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.