Home / 7,250.15-10,005.03-4,225.07

Finding the Fourth Proportional to 7,250.15, 10,005.03 and 4,225.07

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Solution

The fourth proportional to 7,250.15, 10,005.03 and 4,225.07 is: 5,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.15 : 10,005.03 = 4,225.07 : x
  2. Step 2: Convert to fraction form
    7,250.15/10,005.03 = 4,225.07/x
  3. Step 3: Cross multiply
    7,250.15x = 10,005.03 × 4,225.07
  4. Step 4: Simplify right side
    7,250.15x = 42,271,952.10
  5. Step 5: Solve for x
    x = 42,271,952.10/7,250.15
  6. Step 6: Final answer
    x = 5,830.50

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Half scale
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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.