Home / 8,158.59-11,259.65-4,574.16

Finding the Fourth Proportional to 8,158.59, 11,259.65 and 4,574.16

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Solution

The fourth proportional to 8,158.59, 11,259.65 and 4,574.16 is: 6,312.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.59 : 11,259.65 = 4,574.16 : x
  2. Step 2: Convert to fraction form
    8,158.59/11,259.65 = 4,574.16/x
  3. Step 3: Cross multiply
    8,158.59x = 11,259.65 × 4,574.16
  4. Step 4: Simplify right side
    8,158.59x = 51,503,440.64
  5. Step 5: Solve for x
    x = 51,503,440.64/8,158.59
  6. Step 6: Final answer
    x = 6,312.79

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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.