Home / 6,938.36-9,577.78-4,703.30

Finding the Fourth Proportional to 6,938.36, 9,577.78 and 4,703.30

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Solution

The fourth proportional to 6,938.36, 9,577.78 and 4,703.30 is: 6,492.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.36 : 9,577.78 = 4,703.30 : x
  2. Step 2: Convert to fraction form
    6,938.36/9,577.78 = 4,703.30/x
  3. Step 3: Cross multiply
    6,938.36x = 9,577.78 × 4,703.30
  4. Step 4: Simplify right side
    6,938.36x = 45,047,113.03
  5. Step 5: Solve for x
    x = 45,047,113.03/6,938.36
  6. Step 6: Final answer
    x = 6,492.48

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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.