Home / 5,271.04-7,275.72-4,205.08

Finding the Fourth Proportional to 5,271.04, 7,275.72 and 4,205.08

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Solution

The fourth proportional to 5,271.04, 7,275.72 and 4,205.08 is: 5,804.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.04 : 7,275.72 = 4,205.08 : x
  2. Step 2: Convert to fraction form
    5,271.04/7,275.72 = 4,205.08/x
  3. Step 3: Cross multiply
    5,271.04x = 7,275.72 × 4,205.08
  4. Step 4: Simplify right side
    5,271.04x = 30,594,984.66
  5. Step 5: Solve for x
    x = 30,594,984.66/5,271.04
  6. Step 6: Final answer
    x = 5,804.35

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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.