Home / 9,931.23-13,707.71-6,152.25

Finding the Fourth Proportional to 9,931.23, 13,707.71 and 6,152.25

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Solution

The fourth proportional to 9,931.23, 13,707.71 and 6,152.25 is: 8,491.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.23 : 13,707.71 = 6,152.25 : x
  2. Step 2: Convert to fraction form
    9,931.23/13,707.71 = 6,152.25/x
  3. Step 3: Cross multiply
    9,931.23x = 13,707.71 × 6,152.25
  4. Step 4: Simplify right side
    9,931.23x = 84,333,285.26
  5. Step 5: Solve for x
    x = 84,333,285.26/9,931.23
  6. Step 6: Final answer
    x = 8,491.72

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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.