Home / 9,170.48-13,762.61-4,243.58

Finding the Fourth Proportional to 9,170.48, 13,762.61 and 4,243.58

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Solution

The fourth proportional to 9,170.48, 13,762.61 and 4,243.58 is: 6,368.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.48 : 13,762.61 = 4,243.58 : x
  2. Step 2: Convert to fraction form
    9,170.48/13,762.61 = 4,243.58/x
  3. Step 3: Cross multiply
    9,170.48x = 13,762.61 × 4,243.58
  4. Step 4: Simplify right side
    9,170.48x = 58,402,678.34
  5. Step 5: Solve for x
    x = 58,402,678.34/9,170.48
  6. Step 6: Final answer
    x = 6,368.55

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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.