Home / 7,068.29-9,752.55-4,551.21

Finding the Fourth Proportional to 7,068.29, 9,752.55 and 4,551.21

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Solution

The fourth proportional to 7,068.29, 9,752.55 and 4,551.21 is: 6,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.29 : 9,752.55 = 4,551.21 : x
  2. Step 2: Convert to fraction form
    7,068.29/9,752.55 = 4,551.21/x
  3. Step 3: Cross multiply
    7,068.29x = 9,752.55 × 4,551.21
  4. Step 4: Simplify right side
    7,068.29x = 44,385,903.09
  5. Step 5: Solve for x
    x = 44,385,903.09/7,068.29
  6. Step 6: Final answer
    x = 6,279.59

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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.