Home / 9,681.48-13,356.56-7,023.04

Finding the Fourth Proportional to 9,681.48, 13,356.56 and 7,023.04

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Solution

The fourth proportional to 9,681.48, 13,356.56 and 7,023.04 is: 9,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681.48 : 13,356.56 = 7,023.04 : x
  2. Step 2: Convert to fraction form
    9,681.48/13,356.56 = 7,023.04/x
  3. Step 3: Cross multiply
    9,681.48x = 13,356.56 × 7,023.04
  4. Step 4: Simplify right side
    9,681.48x = 93,803,655.14
  5. Step 5: Solve for x
    x = 93,803,655.14/9,681.48
  6. Step 6: Final answer
    x = 9,688.98

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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.