Home / 7,677.79-10,595.63-4,275.10

Finding the Fourth Proportional to 7,677.79, 10,595.63 and 4,275.10

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Solution

The fourth proportional to 7,677.79, 10,595.63 and 4,275.10 is: 5,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.79 : 10,595.63 = 4,275.10 : x
  2. Step 2: Convert to fraction form
    7,677.79/10,595.63 = 4,275.10/x
  3. Step 3: Cross multiply
    7,677.79x = 10,595.63 × 4,275.10
  4. Step 4: Simplify right side
    7,677.79x = 45,297,401.75
  5. Step 5: Solve for x
    x = 45,297,401.75/7,677.79
  6. Step 6: Final answer
    x = 5,899.80

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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.