Home / 7,444.32-10,272.48-4,460.10

Finding the Fourth Proportional to 7,444.32, 10,272.48 and 4,460.10

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Solution

The fourth proportional to 7,444.32, 10,272.48 and 4,460.10 is: 6,154.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.32 : 10,272.48 = 4,460.10 : x
  2. Step 2: Convert to fraction form
    7,444.32/10,272.48 = 4,460.10/x
  3. Step 3: Cross multiply
    7,444.32x = 10,272.48 × 4,460.10
  4. Step 4: Simplify right side
    7,444.32x = 45,816,288.05
  5. Step 5: Solve for x
    x = 45,816,288.05/7,444.32
  6. Step 6: Final answer
    x = 6,154.53

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Double scale
Find fourth proportional to 7,445.32, 10,273.86 and 4,461.10
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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.