Home / 5,561.64-7,655.58-5,036.76

Finding the Fourth Proportional to 5,561.64, 7,655.58 and 5,036.76

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Solution

The fourth proportional to 5,561.64, 7,655.58 and 5,036.76 is: 6,933.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.64 : 7,655.58 = 5,036.76 : x
  2. Step 2: Convert to fraction form
    5,561.64/7,655.58 = 5,036.76/x
  3. Step 3: Cross multiply
    5,561.64x = 7,655.58 × 5,036.76
  4. Step 4: Simplify right side
    5,561.64x = 38,559,319.12
  5. Step 5: Solve for x
    x = 38,559,319.12/5,561.64
  6. Step 6: Final answer
    x = 6,933.08

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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.