Home / 7,557.42-10,429.65-4,907.10

Finding the Fourth Proportional to 7,557.42, 10,429.65 and 4,907.10

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Solution

The fourth proportional to 7,557.42, 10,429.65 and 4,907.10 is: 6,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.42 : 10,429.65 = 4,907.10 : x
  2. Step 2: Convert to fraction form
    7,557.42/10,429.65 = 4,907.10/x
  3. Step 3: Cross multiply
    7,557.42x = 10,429.65 × 4,907.10
  4. Step 4: Simplify right side
    7,557.42x = 51,179,335.52
  5. Step 5: Solve for x
    x = 51,179,335.52/7,557.42
  6. Step 6: Final answer
    x = 6,772.06

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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.