Home / 4,807.19-7,210.76-2,587.07

Finding the Fourth Proportional to 4,807.19, 7,210.76 and 2,587.07

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Solution

The fourth proportional to 4,807.19, 7,210.76 and 2,587.07 is: 3,880.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.19 : 7,210.76 = 2,587.07 : x
  2. Step 2: Convert to fraction form
    4,807.19/7,210.76 = 2,587.07/x
  3. Step 3: Cross multiply
    4,807.19x = 7,210.76 × 2,587.07
  4. Step 4: Simplify right side
    4,807.19x = 18,654,731.17
  5. Step 5: Solve for x
    x = 18,654,731.17/4,807.19
  6. Step 6: Final answer
    x = 3,880.59

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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.