Home / 3,064.83-4,230.17-1,870.23

Finding the Fourth Proportional to 3,064.83, 4,230.17 and 1,870.23

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Solution

The fourth proportional to 3,064.83, 4,230.17 and 1,870.23 is: 2,581.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.83 : 4,230.17 = 1,870.23 : x
  2. Step 2: Convert to fraction form
    3,064.83/4,230.17 = 1,870.23/x
  3. Step 3: Cross multiply
    3,064.83x = 4,230.17 × 1,870.23
  4. Step 4: Simplify right side
    3,064.83x = 7,911,381.49
  5. Step 5: Solve for x
    x = 7,911,381.49/3,064.83
  6. Step 6: Final answer
    x = 2,581.34

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Half scale
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Double scale
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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.