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Finding the Fourth Proportional to 6,036.61, 8,312.28 and 5,354.70

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Solution

The fourth proportional to 6,036.61, 8,312.28 and 5,354.70 is: 7,373.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,036.61 : 8,312.28 = 5,354.70 : x
  2. Step 2: Convert to fraction form
    6,036.61/8,312.28 = 5,354.70/x
  3. Step 3: Cross multiply
    6,036.61x = 8,312.28 × 5,354.70
  4. Step 4: Simplify right side
    6,036.61x = 44,509,765.72
  5. Step 5: Solve for x
    x = 44,509,765.72/6,036.61
  6. Step 6: Final answer
    x = 7,373.30

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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.