Home / 4,985.01-7,477.58-2,387.34

Finding the Fourth Proportional to 4,985.01, 7,477.58 and 2,387.34

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Solution

The fourth proportional to 4,985.01, 7,477.58 and 2,387.34 is: 3,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.01 : 7,477.58 = 2,387.34 : x
  2. Step 2: Convert to fraction form
    4,985.01/7,477.58 = 2,387.34/x
  3. Step 3: Cross multiply
    4,985.01x = 7,477.58 × 2,387.34
  4. Step 4: Simplify right side
    4,985.01x = 17,851,531.81
  5. Step 5: Solve for x
    x = 17,851,531.81/4,985.01
  6. Step 6: Final answer
    x = 3,581.04

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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.