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Finding the Fourth Proportional to 9,900.98, 14,853.08 and 4,705.10

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Solution

The fourth proportional to 9,900.98, 14,853.08 and 4,705.10 is: 7,058.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,900.98 : 14,853.08 = 4,705.10 : x
  2. Step 2: Convert to fraction form
    9,900.98/14,853.08 = 4,705.10/x
  3. Step 3: Cross multiply
    9,900.98x = 14,853.08 × 4,705.10
  4. Step 4: Simplify right side
    9,900.98x = 69,885,226.71
  5. Step 5: Solve for x
    x = 69,885,226.71/9,900.98
  6. Step 6: Final answer
    x = 7,058.42

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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.