Home / 7,352.34-10,145.91-4,208.46

Finding the Fourth Proportional to 7,352.34, 10,145.91 and 4,208.46

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Solution

The fourth proportional to 7,352.34, 10,145.91 and 4,208.46 is: 5,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.34 : 10,145.91 = 4,208.46 : x
  2. Step 2: Convert to fraction form
    7,352.34/10,145.91 = 4,208.46/x
  3. Step 3: Cross multiply
    7,352.34x = 10,145.91 × 4,208.46
  4. Step 4: Simplify right side
    7,352.34x = 42,698,656.40
  5. Step 5: Solve for x
    x = 42,698,656.40/7,352.34
  6. Step 6: Final answer
    x = 5,807.49

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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.