Home / 9,570.02-13,206.61-5,320.95

Finding the Fourth Proportional to 9,570.02, 13,206.61 and 5,320.95

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Solution

The fourth proportional to 9,570.02, 13,206.61 and 5,320.95 is: 7,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570.02 : 13,206.61 = 5,320.95 : x
  2. Step 2: Convert to fraction form
    9,570.02/13,206.61 = 5,320.95/x
  3. Step 3: Cross multiply
    9,570.02x = 13,206.61 × 5,320.95
  4. Step 4: Simplify right side
    9,570.02x = 70,271,658.75
  5. Step 5: Solve for x
    x = 70,271,658.75/9,570.02
  6. Step 6: Final answer
    x = 7,342.90

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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.