Home / 7,254.63-10,011.20-4,270.66

Finding the Fourth Proportional to 7,254.63, 10,011.20 and 4,270.66

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Solution

The fourth proportional to 7,254.63, 10,011.20 and 4,270.66 is: 5,893.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.63 : 10,011.20 = 4,270.66 : x
  2. Step 2: Convert to fraction form
    7,254.63/10,011.20 = 4,270.66/x
  3. Step 3: Cross multiply
    7,254.63x = 10,011.20 × 4,270.66
  4. Step 4: Simplify right side
    7,254.63x = 42,754,385.01
  5. Step 5: Solve for x
    x = 42,754,385.01/7,254.63
  6. Step 6: Final answer
    x = 5,893.39

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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.