Home / 5,345.90-7,962.48-5,106.04

Finding the Fourth Proportional to 5,345.90, 7,962.48 and 5,106.04

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Solution

The fourth proportional to 5,345.90, 7,962.48 and 5,106.04 is: 7,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.90 : 7,962.48 = 5,106.04 : x
  2. Step 2: Convert to fraction form
    5,345.90/7,962.48 = 5,106.04/x
  3. Step 3: Cross multiply
    5,345.90x = 7,962.48 × 5,106.04
  4. Step 4: Simplify right side
    5,345.90x = 40,656,707.11
  5. Step 5: Solve for x
    x = 40,656,707.11/5,345.90
  6. Step 6: Final answer
    x = 7,605.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.