Home / 7,688.16-10,597.50-5,445.18

Finding the Fourth Proportional to 7,688.16, 10,597.50 and 5,445.18

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Solution

The fourth proportional to 7,688.16, 10,597.50 and 5,445.18 is: 7,505.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.16 : 10,597.50 = 5,445.18 : x
  2. Step 2: Convert to fraction form
    7,688.16/10,597.50 = 5,445.18/x
  3. Step 3: Cross multiply
    7,688.16x = 10,597.50 × 5,445.18
  4. Step 4: Simplify right side
    7,688.16x = 57,705,295.05
  5. Step 5: Solve for x
    x = 57,705,295.05/7,688.16
  6. Step 6: Final answer
    x = 7,505.74

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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.