Home / 7,561.12-10,435.06-4,577.70

Finding the Fourth Proportional to 7,561.12, 10,435.06 and 4,577.70

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Solution

The fourth proportional to 7,561.12, 10,435.06 and 4,577.70 is: 6,317.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.12 : 10,435.06 = 4,577.70 : x
  2. Step 2: Convert to fraction form
    7,561.12/10,435.06 = 4,577.70/x
  3. Step 3: Cross multiply
    7,561.12x = 10,435.06 × 4,577.70
  4. Step 4: Simplify right side
    7,561.12x = 47,768,574.16
  5. Step 5: Solve for x
    x = 47,768,574.16/7,561.12
  6. Step 6: Final answer
    x = 6,317.66

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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.