Home / 4,368.56-6,552.20-1,290.16

Finding the Fourth Proportional to 4,368.56, 6,552.20 and 1,290.16

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Solution

The fourth proportional to 4,368.56, 6,552.20 and 1,290.16 is: 1,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,368.56 : 6,552.20 = 1,290.16 : x
  2. Step 2: Convert to fraction form
    4,368.56/6,552.20 = 1,290.16/x
  3. Step 3: Cross multiply
    4,368.56x = 6,552.20 × 1,290.16
  4. Step 4: Simplify right side
    4,368.56x = 8,453,386.35
  5. Step 5: Solve for x
    x = 8,453,386.35/4,368.56
  6. Step 6: Final answer
    x = 1,935.05

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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.