Home / 7,678.32-11,495.32-4,506.16

Finding the Fourth Proportional to 7,678.32, 11,495.32 and 4,506.16

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Solution

The fourth proportional to 7,678.32, 11,495.32 and 4,506.16 is: 6,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,678.32 : 11,495.32 = 4,506.16 : x
  2. Step 2: Convert to fraction form
    7,678.32/11,495.32 = 4,506.16/x
  3. Step 3: Cross multiply
    7,678.32x = 11,495.32 × 4,506.16
  4. Step 4: Simplify right side
    7,678.32x = 51,799,751.17
  5. Step 5: Solve for x
    x = 51,799,751.17/7,678.32
  6. Step 6: Final answer
    x = 6,746.24

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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.