Home / 7,485.02-10,330.03-4,298.76

Finding the Fourth Proportional to 7,485.02, 10,330.03 and 4,298.76

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Solution

The fourth proportional to 7,485.02, 10,330.03 and 4,298.76 is: 5,932.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.02 : 10,330.03 = 4,298.76 : x
  2. Step 2: Convert to fraction form
    7,485.02/10,330.03 = 4,298.76/x
  3. Step 3: Cross multiply
    7,485.02x = 10,330.03 × 4,298.76
  4. Step 4: Simplify right side
    7,485.02x = 44,406,309.02
  5. Step 5: Solve for x
    x = 44,406,309.02/7,485.02
  6. Step 6: Final answer
    x = 5,932.69

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Half scale
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Double 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.