Home / 5,117.16-7,675.51-1,607.08

Finding the Fourth Proportional to 5,117.16, 7,675.51 and 1,607.08

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Solution

The fourth proportional to 5,117.16, 7,675.51 and 1,607.08 is: 2,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.16 : 7,675.51 = 1,607.08 : x
  2. Step 2: Convert to fraction form
    5,117.16/7,675.51 = 1,607.08/x
  3. Step 3: Cross multiply
    5,117.16x = 7,675.51 × 1,607.08
  4. Step 4: Simplify right side
    5,117.16x = 12,335,158.61
  5. Step 5: Solve for x
    x = 12,335,158.61/5,117.16
  6. Step 6: Final answer
    x = 2,410.55

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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.