Home / 2,718.81-4,073.34-1,547.55

Finding the Fourth Proportional to 2,718.81, 4,073.34 and 1,547.55

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Solution

The fourth proportional to 2,718.81, 4,073.34 and 1,547.55 is: 2,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.81 : 4,073.34 = 1,547.55 : x
  2. Step 2: Convert to fraction form
    2,718.81/4,073.34 = 1,547.55/x
  3. Step 3: Cross multiply
    2,718.81x = 4,073.34 × 1,547.55
  4. Step 4: Simplify right side
    2,718.81x = 6,303,697.32
  5. Step 5: Solve for x
    x = 6,303,697.32/2,718.81
  6. Step 6: Final answer
    x = 2,318.55

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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.