Home / 9,030.67-12,462.36-5,051.78

Finding the Fourth Proportional to 9,030.67, 12,462.36 and 5,051.78

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Solution

The fourth proportional to 9,030.67, 12,462.36 and 5,051.78 is: 6,971.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.67 : 12,462.36 = 5,051.78 : x
  2. Step 2: Convert to fraction form
    9,030.67/12,462.36 = 5,051.78/x
  3. Step 3: Cross multiply
    9,030.67x = 12,462.36 × 5,051.78
  4. Step 4: Simplify right side
    9,030.67x = 62,957,038.69
  5. Step 5: Solve for x
    x = 62,957,038.69/9,030.67
  6. Step 6: Final answer
    x = 6,971.47

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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.