Home / 7,816.08-10,787.40-4,458.92

Finding the Fourth Proportional to 7,816.08, 10,787.40 and 4,458.92

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Solution

The fourth proportional to 7,816.08, 10,787.40 and 4,458.92 is: 6,154.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816.08 : 10,787.40 = 4,458.92 : x
  2. Step 2: Convert to fraction form
    7,816.08/10,787.40 = 4,458.92/x
  3. Step 3: Cross multiply
    7,816.08x = 10,787.40 × 4,458.92
  4. Step 4: Simplify right side
    7,816.08x = 48,100,153.61
  5. Step 5: Solve for x
    x = 48,100,153.61/7,816.08
  6. Step 6: Final answer
    x = 6,154.00

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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.