Home / 3,853.04-5,779.56-3,088.40

Finding the Fourth Proportional to 3,853.04, 5,779.56 and 3,088.40

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Solution

The fourth proportional to 3,853.04, 5,779.56 and 3,088.40 is: 4,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.04 : 5,779.56 = 3,088.40 : x
  2. Step 2: Convert to fraction form
    3,853.04/5,779.56 = 3,088.40/x
  3. Step 3: Cross multiply
    3,853.04x = 5,779.56 × 3,088.40
  4. Step 4: Simplify right side
    3,853.04x = 17,849,593.10
  5. Step 5: Solve for x
    x = 17,849,593.10/3,853.04
  6. Step 6: Final answer
    x = 4,632.60

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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.