Home / 7,511.67-10,366.88-5,417.01

Finding the Fourth Proportional to 7,511.67, 10,366.88 and 5,417.01

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Solution

The fourth proportional to 7,511.67, 10,366.88 and 5,417.01 is: 7,476.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.67 : 10,366.88 = 5,417.01 : x
  2. Step 2: Convert to fraction form
    7,511.67/10,366.88 = 5,417.01/x
  3. Step 3: Cross multiply
    7,511.67x = 10,366.88 × 5,417.01
  4. Step 4: Simplify right side
    7,511.67x = 56,157,465.54
  5. Step 5: Solve for x
    x = 56,157,465.54/7,511.67
  6. Step 6: Final answer
    x = 7,476.03

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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.