Home / 7,543.36-10,395.68-5,443.84

Finding the Fourth Proportional to 7,543.36, 10,395.68 and 5,443.84

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Solution

The fourth proportional to 7,543.36, 10,395.68 and 5,443.84 is: 7,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.36 : 10,395.68 = 5,443.84 : x
  2. Step 2: Convert to fraction form
    7,543.36/10,395.68 = 5,443.84/x
  3. Step 3: Cross multiply
    7,543.36x = 10,395.68 × 5,443.84
  4. Step 4: Simplify right side
    7,543.36x = 56,592,418.61
  5. Step 5: Solve for x
    x = 56,592,418.61/7,543.36
  6. Step 6: Final answer
    x = 7,502.28

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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.