Home / 8,931.06-12,323.81-4,951.19

Finding the Fourth Proportional to 8,931.06, 12,323.81 and 4,951.19

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Solution

The fourth proportional to 8,931.06, 12,323.81 and 4,951.19 is: 6,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.06 : 12,323.81 = 4,951.19 : x
  2. Step 2: Convert to fraction form
    8,931.06/12,323.81 = 4,951.19/x
  3. Step 3: Cross multiply
    8,931.06x = 12,323.81 × 4,951.19
  4. Step 4: Simplify right side
    8,931.06x = 61,017,568.02
  5. Step 5: Solve for x
    x = 61,017,568.02/8,931.06
  6. Step 6: Final answer
    x = 6,832.06

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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.