Home / 10,023.78-13,832.60-5,547.26

Finding the Fourth Proportional to 10,023.78, 13,832.60 and 5,547.26

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Solution

The fourth proportional to 10,023.78, 13,832.60 and 5,547.26 is: 7,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.78 : 13,832.60 = 5,547.26 : x
  2. Step 2: Convert to fraction form
    10,023.78/13,832.60 = 5,547.26/x
  3. Step 3: Cross multiply
    10,023.78x = 13,832.60 × 5,547.26
  4. Step 4: Simplify right side
    10,023.78x = 76,733,000.94
  5. Step 5: Solve for x
    x = 76,733,000.94/10,023.78
  6. Step 6: Final answer
    x = 7,655.10

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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.