Home / 7,407.47-11,113.95-3,460.96

Finding the Fourth Proportional to 7,407.47, 11,113.95 and 3,460.96

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Solution

The fourth proportional to 7,407.47, 11,113.95 and 3,460.96 is: 5,192.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.47 : 11,113.95 = 3,460.96 : x
  2. Step 2: Convert to fraction form
    7,407.47/11,113.95 = 3,460.96/x
  3. Step 3: Cross multiply
    7,407.47x = 11,113.95 × 3,460.96
  4. Step 4: Simplify right side
    7,407.47x = 38,464,936.39
  5. Step 5: Solve for x
    x = 38,464,936.39/7,407.47
  6. Step 6: Final answer
    x = 5,192.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.