Home / 10,787.44-16,187.45-4,547.07

Finding the Fourth Proportional to 10,787.44, 16,187.45 and 4,547.07

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Solution

The fourth proportional to 10,787.44, 16,187.45 and 4,547.07 is: 6,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.44 : 16,187.45 = 4,547.07 : x
  2. Step 2: Convert to fraction form
    10,787.44/16,187.45 = 4,547.07/x
  3. Step 3: Cross multiply
    10,787.44x = 16,187.45 × 4,547.07
  4. Step 4: Simplify right side
    10,787.44x = 73,605,468.27
  5. Step 5: Solve for x
    x = 73,605,468.27/10,787.44
  6. Step 6: Final answer
    x = 6,823.26

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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.