Home / 7,281.80-10,048.56-4,453.89

Finding the Fourth Proportional to 7,281.80, 10,048.56 and 4,453.89

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Solution

The fourth proportional to 7,281.80, 10,048.56 and 4,453.89 is: 6,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.80 : 10,048.56 = 4,453.89 : x
  2. Step 2: Convert to fraction form
    7,281.80/10,048.56 = 4,453.89/x
  3. Step 3: Cross multiply
    7,281.80x = 10,048.56 × 4,453.89
  4. Step 4: Simplify right side
    7,281.80x = 44,755,126.51
  5. Step 5: Solve for x
    x = 44,755,126.51/7,281.80
  6. Step 6: Final answer
    x = 6,146.16

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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.