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Finding the Fourth Proportional to 7,498.84, 10,348.68 and 4,354.24

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Solution

The fourth proportional to 7,498.84, 10,348.68 and 4,354.24 is: 6,009.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.84 : 10,348.68 = 4,354.24 : x
  2. Step 2: Convert to fraction form
    7,498.84/10,348.68 = 4,354.24/x
  3. Step 3: Cross multiply
    7,498.84x = 10,348.68 × 4,354.24
  4. Step 4: Simplify right side
    7,498.84x = 45,060,636.40
  5. Step 5: Solve for x
    x = 45,060,636.40/7,498.84
  6. Step 6: Final answer
    x = 6,009.01

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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.