Home / 9,210.04-12,709.92-5,018.32

Finding the Fourth Proportional to 9,210.04, 12,709.92 and 5,018.32

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Solution

The fourth proportional to 9,210.04, 12,709.92 and 5,018.32 is: 6,925.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.04 : 12,709.92 = 5,018.32 : x
  2. Step 2: Convert to fraction form
    9,210.04/12,709.92 = 5,018.32/x
  3. Step 3: Cross multiply
    9,210.04x = 12,709.92 × 5,018.32
  4. Step 4: Simplify right side
    9,210.04x = 63,782,445.73
  5. Step 5: Solve for x
    x = 63,782,445.73/9,210.04
  6. Step 6: Final answer
    x = 6,925.32

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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.