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Finding the Fourth Proportional to 5,853.77, 8,779.98 and 1,470.89

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Solution

The fourth proportional to 5,853.77, 8,779.98 and 1,470.89 is: 2,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.77 : 8,779.98 = 1,470.89 : x
  2. Step 2: Convert to fraction form
    5,853.77/8,779.98 = 1,470.89/x
  3. Step 3: Cross multiply
    5,853.77x = 8,779.98 × 1,470.89
  4. Step 4: Simplify right side
    5,853.77x = 12,914,384.78
  5. Step 5: Solve for x
    x = 12,914,384.78/5,853.77
  6. Step 6: Final answer
    x = 2,206.17

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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.