Home / 7,649.40-10,553.58-4,856.52

Finding the Fourth Proportional to 7,649.40, 10,553.58 and 4,856.52

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Solution

The fourth proportional to 7,649.40, 10,553.58 and 4,856.52 is: 6,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.40 : 10,553.58 = 4,856.52 : x
  2. Step 2: Convert to fraction form
    7,649.40/10,553.58 = 4,856.52/x
  3. Step 3: Cross multiply
    7,649.40x = 10,553.58 × 4,856.52
  4. Step 4: Simplify right side
    7,649.40x = 51,253,672.34
  5. Step 5: Solve for x
    x = 51,253,672.34/7,649.40
  6. Step 6: Final answer
    x = 6,700.35

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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.