Home / 6,528.47-9,810.77-6,370.21

Finding the Fourth Proportional to 6,528.47, 9,810.77 and 6,370.21

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Solution

The fourth proportional to 6,528.47, 9,810.77 and 6,370.21 is: 9,572.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.47 : 9,810.77 = 6,370.21 : x
  2. Step 2: Convert to fraction form
    6,528.47/9,810.77 = 6,370.21/x
  3. Step 3: Cross multiply
    6,528.47x = 9,810.77 × 6,370.21
  4. Step 4: Simplify right side
    6,528.47x = 62,496,681.41
  5. Step 5: Solve for x
    x = 62,496,681.41/6,528.47
  6. Step 6: Final answer
    x = 9,572.95

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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.