Home / 7,570.16-11,335.80-4,639.58

Finding the Fourth Proportional to 7,570.16, 11,335.80 and 4,639.58

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Solution

The fourth proportional to 7,570.16, 11,335.80 and 4,639.58 is: 6,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.16 : 11,335.80 = 4,639.58 : x
  2. Step 2: Convert to fraction form
    7,570.16/11,335.80 = 4,639.58/x
  3. Step 3: Cross multiply
    7,570.16x = 11,335.80 × 4,639.58
  4. Step 4: Simplify right side
    7,570.16x = 52,593,350.96
  5. Step 5: Solve for x
    x = 52,593,350.96/7,570.16
  6. Step 6: Final answer
    x = 6,947.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.