Home / 8,445.60-11,643.84-6,088.32

Finding the Fourth Proportional to 8,445.60, 11,643.84 and 6,088.32

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Solution

The fourth proportional to 8,445.60, 11,643.84 and 6,088.32 is: 8,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.60 : 11,643.84 = 6,088.32 : x
  2. Step 2: Convert to fraction form
    8,445.60/11,643.84 = 6,088.32/x
  3. Step 3: Cross multiply
    8,445.60x = 11,643.84 × 6,088.32
  4. Step 4: Simplify right side
    8,445.60x = 70,891,423.95
  5. Step 5: Solve for x
    x = 70,891,423.95/8,445.60
  6. Step 6: Final answer
    x = 8,393.89

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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.