Home / 7,664.76-10,577.69-4,307.57

Finding the Fourth Proportional to 7,664.76, 10,577.69 and 4,307.57

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Solution

The fourth proportional to 7,664.76, 10,577.69 and 4,307.57 is: 5,944.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.76 : 10,577.69 = 4,307.57 : x
  2. Step 2: Convert to fraction form
    7,664.76/10,577.69 = 4,307.57/x
  3. Step 3: Cross multiply
    7,664.76x = 10,577.69 × 4,307.57
  4. Step 4: Simplify right side
    7,664.76x = 45,564,140.11
  5. Step 5: Solve for x
    x = 45,564,140.11/7,664.76
  6. Step 6: Final answer
    x = 5,944.63

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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.