Home / 10,041.57-13,857.48-5,565.41

Finding the Fourth Proportional to 10,041.57, 13,857.48 and 5,565.41

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Solution

The fourth proportional to 10,041.57, 13,857.48 and 5,565.41 is: 7,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,041.57 : 13,857.48 = 5,565.41 : x
  2. Step 2: Convert to fraction form
    10,041.57/13,857.48 = 5,565.41/x
  3. Step 3: Cross multiply
    10,041.57x = 13,857.48 × 5,565.41
  4. Step 4: Simplify right side
    10,041.57x = 77,122,557.77
  5. Step 5: Solve for x
    x = 77,122,557.77/10,041.57
  6. Step 6: Final answer
    x = 7,680.33

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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.