Home / 6,977.38-10,459.59-4,787.14

Finding the Fourth Proportional to 6,977.38, 10,459.59 and 4,787.14

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Solution

The fourth proportional to 6,977.38, 10,459.59 and 4,787.14 is: 7,176.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.38 : 10,459.59 = 4,787.14 : x
  2. Step 2: Convert to fraction form
    6,977.38/10,459.59 = 4,787.14/x
  3. Step 3: Cross multiply
    6,977.38x = 10,459.59 × 4,787.14
  4. Step 4: Simplify right side
    6,977.38x = 50,071,521.67
  5. Step 5: Solve for x
    x = 50,071,521.67/6,977.38
  6. Step 6: Final answer
    x = 7,176.26

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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.