Home / 10,388.93-14,325.12-6,607.31

Finding the Fourth Proportional to 10,388.93, 14,325.12 and 6,607.31

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Solution

The fourth proportional to 10,388.93, 14,325.12 and 6,607.31 is: 9,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388.93 : 14,325.12 = 6,607.31 : x
  2. Step 2: Convert to fraction form
    10,388.93/14,325.12 = 6,607.31/x
  3. Step 3: Cross multiply
    10,388.93x = 14,325.12 × 6,607.31
  4. Step 4: Simplify right side
    10,388.93x = 94,650,437.00
  5. Step 5: Solve for x
    x = 94,650,437.00/10,388.93
  6. Step 6: Final answer
    x = 9,110.71

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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.