Home / 7,840.73-10,822.29-4,854.87

Finding the Fourth Proportional to 7,840.73, 10,822.29 and 4,854.87

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Solution

The fourth proportional to 7,840.73, 10,822.29 and 4,854.87 is: 6,701.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840.73 : 10,822.29 = 4,854.87 : x
  2. Step 2: Convert to fraction form
    7,840.73/10,822.29 = 4,854.87/x
  3. Step 3: Cross multiply
    7,840.73x = 10,822.29 × 4,854.87
  4. Step 4: Simplify right side
    7,840.73x = 52,540,802.99
  5. Step 5: Solve for x
    x = 52,540,802.99/7,840.73
  6. Step 6: Final answer
    x = 6,701.01

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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.