Home / 7,298.56-10,076.16-4,821.76

Finding the Fourth Proportional to 7,298.56, 10,076.16 and 4,821.76

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Solution

The fourth proportional to 7,298.56, 10,076.16 and 4,821.76 is: 6,656.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.56 : 10,076.16 = 4,821.76 : x
  2. Step 2: Convert to fraction form
    7,298.56/10,076.16 = 4,821.76/x
  3. Step 3: Cross multiply
    7,298.56x = 10,076.16 × 4,821.76
  4. Step 4: Simplify right side
    7,298.56x = 48,584,825.24
  5. Step 5: Solve for x
    x = 48,584,825.24/7,298.56
  6. Step 6: Final answer
    x = 6,656.77

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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.