Home / 10,355.18-14,291.66-5,878.01

Finding the Fourth Proportional to 10,355.18, 14,291.66 and 5,878.01

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Solution

The fourth proportional to 10,355.18, 14,291.66 and 5,878.01 is: 8,112.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.18 : 14,291.66 = 5,878.01 : x
  2. Step 2: Convert to fraction form
    10,355.18/14,291.66 = 5,878.01/x
  3. Step 3: Cross multiply
    10,355.18x = 14,291.66 × 5,878.01
  4. Step 4: Simplify right side
    10,355.18x = 84,006,570.82
  5. Step 5: Solve for x
    x = 84,006,570.82/10,355.18
  6. Step 6: Final answer
    x = 8,112.51

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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.