Home / 4,727.52-7,090.59-1,607.63

Finding the Fourth Proportional to 4,727.52, 7,090.59 and 1,607.63

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Solution

The fourth proportional to 4,727.52, 7,090.59 and 1,607.63 is: 2,411.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.52 : 7,090.59 = 1,607.63 : x
  2. Step 2: Convert to fraction form
    4,727.52/7,090.59 = 1,607.63/x
  3. Step 3: Cross multiply
    4,727.52x = 7,090.59 × 1,607.63
  4. Step 4: Simplify right side
    4,727.52x = 11,399,045.20
  5. Step 5: Solve for x
    x = 11,399,045.20/4,727.52
  6. Step 6: Final answer
    x = 2,411.21

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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.