Home / 7,482.24-10,320.36-4,338.48

Finding the Fourth Proportional to 7,482.24, 10,320.36 and 4,338.48

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Solution

The fourth proportional to 7,482.24, 10,320.36 and 4,338.48 is: 5,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.24 : 10,320.36 = 4,338.48 : x
  2. Step 2: Convert to fraction form
    7,482.24/10,320.36 = 4,338.48/x
  3. Step 3: Cross multiply
    7,482.24x = 10,320.36 × 4,338.48
  4. Step 4: Simplify right side
    7,482.24x = 44,774,675.45
  5. Step 5: Solve for x
    x = 44,774,675.45/7,482.24
  6. Step 6: Final answer
    x = 5,984.13

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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.