Home / 10,557.06-15,835.25-5,014.38

Finding the Fourth Proportional to 10,557.06, 15,835.25 and 5,014.38

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Solution

The fourth proportional to 10,557.06, 15,835.25 and 5,014.38 is: 7,521.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,557.06 : 15,835.25 = 5,014.38 : x
  2. Step 2: Convert to fraction form
    10,557.06/15,835.25 = 5,014.38/x
  3. Step 3: Cross multiply
    10,557.06x = 15,835.25 × 5,014.38
  4. Step 4: Simplify right side
    10,557.06x = 79,403,960.07
  5. Step 5: Solve for x
    x = 79,403,960.07/10,557.06
  6. Step 6: Final answer
    x = 7,521.41

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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.