Home / 10,547.05-15,820.62-5,874.16

Finding the Fourth Proportional to 10,547.05, 15,820.62 and 5,874.16

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Solution

The fourth proportional to 10,547.05, 15,820.62 and 5,874.16 is: 8,811.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.05 : 15,820.62 = 5,874.16 : x
  2. Step 2: Convert to fraction form
    10,547.05/15,820.62 = 5,874.16/x
  3. Step 3: Cross multiply
    10,547.05x = 15,820.62 × 5,874.16
  4. Step 4: Simplify right side
    10,547.05x = 92,932,853.18
  5. Step 5: Solve for x
    x = 92,932,853.18/10,547.05
  6. Step 6: Final answer
    x = 8,811.27

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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.