Home / 7,527.95-10,364.80-6,631.13

Finding the Fourth Proportional to 7,527.95, 10,364.80 and 6,631.13

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Solution

The fourth proportional to 7,527.95, 10,364.80 and 6,631.13 is: 9,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.95 : 10,364.80 = 6,631.13 : x
  2. Step 2: Convert to fraction form
    7,527.95/10,364.80 = 6,631.13/x
  3. Step 3: Cross multiply
    7,527.95x = 10,364.80 × 6,631.13
  4. Step 4: Simplify right side
    7,527.95x = 68,730,267.82
  5. Step 5: Solve for x
    x = 68,730,267.82/7,527.95
  6. Step 6: Final answer
    x = 9,130.02

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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.